{"id":1780,"date":"2025-01-21T00:24:07","date_gmt":"2025-01-21T07:24:07","guid":{"rendered":"https:\/\/www.ultalabtests.com\/blog\/?p=1780"},"modified":"2025-01-21T00:24:13","modified_gmt":"2025-01-21T07:24:13","slug":"blood-tests-for-gastrointestinal-disorders-detecting-monitoring-digestive-health","status":"publish","type":"post","link":"https:\/\/www.ultalabtests.com\/blog\/digestive-system\/blood-tests-for-gastrointestinal-disorders-detecting-monitoring-digestive-health\/","title":{"rendered":"Blood Tests for Gastrointestinal Disorders: Detecting &amp; Monitoring Digestive Health"},"content":{"rendered":"\n<p>Gastrointestinal disorders affect millions of people worldwide. These conditions can disrupt daily life through pain, nutritional deficiencies, and chronic fatigue. Proper diagnosis and monitoring are crucial for managing each gastrointestinal disorder. Blood tests, imaging tests, and endoscopy procedures help identify specific problems within the digestive tract. Furthermore, individuals often wonder about the role of endocrine disruptors in their overall health. This article explores the nature of gastrointestinal disorders, symptoms of gastrointestinal disorders, common diagnostic tests, and the importance of blood tests. We will also discuss nutritional management for autoimmune diseases, the impact of endocrine disruptors, and tips for working with healthcare providers.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"976\" height=\"634\" src=\"https:\/\/i0.wp.com\/www.ultalabtests.com\/blog\/wp-content\/uploads\/2025\/01\/Detecting-Monitoring-Digestive-Health.jpg?resize=976%2C634&#038;quality=100&#038;ssl=1\" alt=\"Detecting &amp; Monitoring Digestive Health\" class=\"wp-image-1897\" srcset=\"https:\/\/i0.wp.com\/www.ultalabtests.com\/blog\/wp-content\/uploads\/2025\/01\/Detecting-Monitoring-Digestive-Health.jpg?w=976&amp;quality=100&amp;ssl=1 976w, https:\/\/i0.wp.com\/www.ultalabtests.com\/blog\/wp-content\/uploads\/2025\/01\/Detecting-Monitoring-Digestive-Health.jpg?resize=300%2C195&amp;quality=100&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.ultalabtests.com\/blog\/wp-content\/uploads\/2025\/01\/Detecting-Monitoring-Digestive-Health.jpg?resize=768%2C499&amp;quality=100&amp;ssl=1 768w\" sizes=\"auto, (max-width: 976px) 100vw, 976px\" \/><figcaption class=\"wp-element-caption\">Detecting &amp; Monitoring Digestive Health<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-understanding-gastrointestinal-disorders\">Understanding Gastrointestinal Disorders<\/h2>\n\n\n\n<p>Gastrointestinal disorders refer to conditions affecting the digestive system. A single gastrointestinal disorder can involve the esophagus, stomach, small intestine, large intestine, rectum, gallbladder, pancreas, or bile ducts. When multiple gastrointestinal disorders occur, individuals may experience severe abdominal pain, irregular bowel movement patterns, or deficiencies in essential nutrients.<\/p>\n\n\n\n<p>Additionally, there are various types of gastrointestinal disorders, including functional gastrointestinal disorder, inflammatory bowel disease, and structural abnormalities. For instance, polyps may develop along the walls of the large intestine and can indicate early colon cancer risks. In some cases, these growths turn into tumors if not detected early.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-the-role-of-the-digestive-tract\">The Role of the Digestive Tract<\/h3>\n\n\n\n<p>The digestive tract spans from the esophagus to the rectum. It includes several segments, such as the small intestine and the large intestine. Each segment processes food, absorbs nutrients, and removes waste through stool. Although each region of the digestive system has unique functions, trouble in one part often affects the entire digestive system.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Small Intestine:<\/strong> The small intestine measures about 20 feet and includes sections like the duodenum. Nutrient absorption mostly occurs here, so a gastrointestinal disorder in this area can lead to anemia or malnutrition.<\/li>\n\n\n\n<li><strong>Large Intestine:<\/strong> The large intestine, which ends at the rectum, stores and eliminates waste. Common issues in this region include inflammation and growths called polyps.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-common-types-of-gastrointestinal-disorders\">Common Types of Gastrointestinal Disorders<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Inflammatory Bowel Disease (IBD):<\/strong> This category includes Crohn\u2019s disease and ulcerative colitis. These conditions cause inflammation in the digestive tract and can lead to pain, diarrhea, and poor nutrient absorption.<\/li>\n\n\n\n<li><strong>Functional Gastrointestinal Disorder:<\/strong> A functional gastrointestinal disorder involves symptoms without significant structural abnormalities. Irritable bowel syndrome (IBS) is a prominent example.<\/li>\n\n\n\n<li><strong>Peptic Ulcers:<\/strong> These ulcers form in the lining of the stomach or upper GI region. Helicobacter pylori (often called H. pylori) is a common cause of ulcers.<\/li>\n<\/ol>\n\n\n\n<p>Symptoms of gastrointestinal disorders vary widely. For instance, some individuals with IBD experience constipation or diarrhea, while others develop severe abdominal pain or frequent bowel movement changes. Proper identification of each gastrointestinal disorder demands several diagnostic tests.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"1024\" src=\"https:\/\/i0.wp.com\/www.ultalabtests.com\/blog\/wp-content\/uploads\/2025\/01\/Assessing-Nutrient-Absorption-in-Digestive-Disorders-2.jpg?resize=1024%2C1024&#038;quality=100&#038;ssl=1\" alt=\"Assessing Nutrient Absorption in Digestive Disorders\" class=\"wp-image-1894\" style=\"aspect-ratio:16\/9;object-fit:cover\" srcset=\"https:\/\/i0.wp.com\/www.ultalabtests.com\/blog\/wp-content\/uploads\/2025\/01\/Assessing-Nutrient-Absorption-in-Digestive-Disorders-2.jpg?resize=1024%2C1024&amp;quality=100&amp;ssl=1 1024w, https:\/\/i0.wp.com\/www.ultalabtests.com\/blog\/wp-content\/uploads\/2025\/01\/Assessing-Nutrient-Absorption-in-Digestive-Disorders-2.jpg?resize=300%2C300&amp;quality=100&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.ultalabtests.com\/blog\/wp-content\/uploads\/2025\/01\/Assessing-Nutrient-Absorption-in-Digestive-Disorders-2.jpg?resize=150%2C150&amp;quality=100&amp;ssl=1 150w, https:\/\/i0.wp.com\/www.ultalabtests.com\/blog\/wp-content\/uploads\/2025\/01\/Assessing-Nutrient-Absorption-in-Digestive-Disorders-2.jpg?resize=768%2C768&amp;quality=100&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.ultalabtests.com\/blog\/wp-content\/uploads\/2025\/01\/Assessing-Nutrient-Absorption-in-Digestive-Disorders-2.jpg?resize=600%2C600&amp;quality=100&amp;ssl=1 600w, https:\/\/i0.wp.com\/www.ultalabtests.com\/blog\/wp-content\/uploads\/2025\/01\/Assessing-Nutrient-Absorption-in-Digestive-Disorders-2.jpg?w=1080&amp;quality=100&amp;ssl=1 1080w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><figcaption class=\"wp-element-caption\">Assessing Nutrient Absorption in Digestive Disorders<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-recognizing-symptoms-of-gastrointestinal-disorders\">Recognizing Symptoms of Gastrointestinal Disorders<\/h2>\n\n\n\n<p>Symptoms of gastrointestinal disorders help clinicians identify the underlying problem. These signs often include persistent abdominal pain, bloating, changes in bowel movement frequency, and blood in the stool. Many people also report fatigue and weight loss, which can indicate malabsorption or internal bleeding.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-physical-symptoms\">Physical Symptoms<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Abdominal Pain:<\/strong> Pain might range from mild discomfort to sharp cramps. Chronic pain often points to conditions like Crohn\u2019s disease or a functional gastrointestinal disorder.<\/li>\n\n\n\n<li><strong>Bowel Movement Changes:<\/strong> Diarrhea and constipation are two major symptoms of gastrointestinal disorders. Stools may become loose or hard, and frequency may vary.<\/li>\n\n\n\n<li><strong>Blood in Stool:<\/strong> Blood can appear visibly red or dark. A fecal occult blood test can detect hidden bleeding, which might result from ulcers, polyps, or colon cancer.<\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-non-physical-signs\">Non-Physical Signs<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Fatigue:<\/strong> Ongoing fatigue arises when the body struggles to absorb nutrients. Anemia may develop if bleeding or poor absorption continues.<\/li>\n\n\n\n<li><strong>Weight Loss:<\/strong> Unintentional weight loss can indicate that the small intestine fails to absorb enough calories or that chronic inflammation is depleting energy.<\/li>\n\n\n\n<li><strong>Nutritional Deficiencies:<\/strong> Low levels of vitamins, minerals, or proteins often accompany symptoms of gastrointestinal disorders. Blood tests can uncover these deficiencies early.<\/li>\n<\/ol>\n\n\n\n<p>Recognizing these warning signs provides a clear starting point for further diagnostic tests. Identifying symptoms early can encourage timely intervention, preventing complications such as colon cancer or worsening ulcers.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-functional-gastrointestinal-disorders\">Functional Gastrointestinal Disorders<\/h2>\n\n\n\n<p>A functional gastrointestinal disorder does not display obvious structural abnormalities during endoscopy or imaging tests. Yet, symptoms like bloating, gas, and bowel changes persist. Researchers link these conditions to disruptions in muscle motility, nerve function, or the brain-gut connection.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-causes-and-risk-factors\">Causes and Risk Factors<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Stress and Anxiety:<\/strong> Emotional stress can accelerate or slow down the digestive system, causing diarrhea or constipation.<\/li>\n\n\n\n<li><strong>Diet:<\/strong> Consuming foods high in sugars, fats, or certain fibers may trigger IBS-like symptoms.<\/li>\n\n\n\n<li><strong>Hormonal Factors:<\/strong> Hormonal changes affect bowel movement frequency. This often explains flare-ups of a functional gastrointestinal disorder in certain life stages.<\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-diagnosing-a-functional-gastrointestinal-disorders\">Diagnosing a Functional Gastrointestinal Disorders<\/h3>\n\n\n\n<p>Health care professionals use a combination of symptoms, physical exams, and diagnostic tests to rule out structural problems. Blood tests help detect nutritional issues or inflammation, while imaging tests like x-rays and a CT scan exclude tumors or other abnormalities. A thin tube called an endoscope may also reveal hidden irregularities if inflammation is suspected in the upper GI region.<\/p>\n\n\n\n<p>Managing a functional gastrointestinal disorder often involves dietary adjustments, stress management, and medication for symptom relief. Since symptoms of gastrointestinal disorders can overlap, it is crucial to maintain a close relationship with healthcare providers to monitor changes and adjust treatment plans.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-understanding-blood-tests-and-their-role-in-gi-health-and-gastrointestinal-disorders\">Understanding Blood Tests and Their Role in GI Health and Gastrointestinal Disorders<\/h2>\n\n\n\n<p>Blood tests offer crucial insights into your body\u2019s internal functions. They help doctors identify malabsorption, inflammation, and potential organ failure. Furthermore, they can assess your nutritional status. This overview guides you through the most common tests, illustrating their benefits and applications in GI medicine.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Complete Blood Count (CBC)<\/h3>\n\n\n\n<p>The&nbsp;<strong><a href=\"https:\/\/www.ultalabtests.com\/test\/complete-blood-count-cbc-with-differential-and-platelets-blood-test\">Complete Blood Count (CBC)<\/a><\/strong>&nbsp;measures red blood cells, white blood cells, hemoglobin, hematocrit, and platelets. Doctors rely on these values to detect anemia, infection, and other abnormalities that impact overall health.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Red Blood Cells (RBCs)<\/strong>: They transport oxygen. Low levels indicate anemia, which frequently accompanies chronic GI conditions like celiac disease or inflammatory bowel disease (IBD).<\/li>\n\n\n\n<li><strong>White Blood Cells (WBCs)<\/strong>: They fight infections. Elevated counts may signal active inflammation or infection.<\/li>\n\n\n\n<li><strong>Hemoglobin and Hematocrit<\/strong>: These markers help confirm anemia severity.<\/li>\n\n\n\n<li><strong>Platelets<\/strong>: They assist with blood clotting. Abnormal levels could suggest inflammatory conditions or nutritional deficiencies.<\/li>\n<\/ul>\n\n\n\n<p>A CBC serves as a vital starting point. Doctors often use it to decide if further testing is necessary. If a CBC reveals low hemoglobin, for instance, practitioners might investigate for GI bleeding, malabsorption, or chronic disease.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Comprehensive Metabolic Panel (CMP)<\/h3>\n\n\n\n<p>The&nbsp;<strong><a href=\"https:\/\/www.ultalabtests.com\/test\/comprehensive-metabolic-panel-cmp\">Comprehensive Metabolic Panel (CMP)<\/a><\/strong>&nbsp;measures glucose, calcium, electrolytes, liver enzymes, and kidney function markers. This broad view of metabolic processes helps identify systemic effects of GI disorders.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Glucose<\/strong>: High or low values could reflect metabolic imbalances, which might be linked to malabsorption.<\/li>\n\n\n\n<li><strong>Calcium<\/strong>: This mineral is crucial for bone health. Low calcium may indicate malabsorption or vitamin D deficiency.<\/li>\n\n\n\n<li><strong>Electrolytes (sodium, potassium, chloride, bicarbonate)<\/strong>: These elements maintain fluid balance. Chronic diarrhea or vomiting can disrupt these levels.<\/li>\n\n\n\n<li><strong>Liver Enzymes (ALT, AST)<\/strong>: Elevated levels could signal liver stress or damage. GI disorders sometimes overlap with liver dysfunction.<\/li>\n\n\n\n<li><strong>Kidney Function Markers (BUN, Creatinine)<\/strong>: They reveal how well the kidneys are filtering waste. Certain GI conditions indirectly impact kidney health.<\/li>\n<\/ul>\n\n\n\n<p>A CMP provides a snapshot of your body\u2019s chemical balance. It helps doctors pinpoint if gastrointestinal issues have systemic repercussions.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-identifying-inflammation-in-gastrointestinal-disorders\">Identifying Inflammation in Gastrointestinal Disorders<\/h2>\n\n\n\n<p>Inflammation underlies many gastrointestinal problems. Chronic inflammation can lead to complications and reduce quality of life. Blood tests that measure inflammatory markers help detect active disease and guide treatment adjustments.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">C-reactive Protein (CRP)<\/h3>\n\n\n\n<p><strong><a href=\"https:\/\/www.ultalabtests.com\/test\/c-reactive-protein-crp\">C-reactive Protein (CRP)<\/a><\/strong>&nbsp;measures general inflammation. Elevated CRP levels often accompany conditions like IBD.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>High CRP<\/strong>: Suggests active inflammation. Doctors may track CRP to monitor therapy effectiveness and disease flare-ups.<\/li>\n\n\n\n<li><strong>Normal or Slightly Elevated CRP<\/strong>: Indicates low-grade or minimal inflammation.<\/li>\n<\/ul>\n\n\n\n<p>CRP responds quickly to changes in inflammation. Because of that, doctors use it as a real-time gauge of disease activity.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Erythrocyte Sedimentation Rate (ESR)<\/h3>\n\n\n\n<p><strong><a href=\"https:\/\/www.ultalabtests.com\/test\/sed-rate-by-modified-westergren-esr\">Erythrocyte Sedimentation Rate (ESR)<\/a><\/strong>&nbsp;gauges how fast red blood cells settle in a test tube. A higher rate typically signals inflammation or infection.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Chronic IBD<\/strong>: Patients might show elevated ESR over an extended period.<\/li>\n\n\n\n<li><strong>Non-Specific<\/strong>: ESR can rise due to other conditions, so doctors often pair it with CRP for clearer insight.<\/li>\n<\/ul>\n\n\n\n<p>ESR changes more slowly than CRP. Doctors rely on both markers for a broader view of inflammation.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Celiac Disease-Specific Blood Tests<\/h2>\n\n\n\n<p>Celiac disease is a chronic autoimmune disorder triggered by gluten consumption. Testing for specific antibodies and genetic markers helps detect and confirm this condition.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Anti-tTG-IgA (Tissue Transglutaminase Antibodies)<\/h3>\n\n\n\n<p><a href=\"https:\/\/www.ultalabtests.com\/test\/tissue-transglutaminase-ttg-antibody-iga\"><strong>Anti-tTG-IgA<\/strong>&nbsp;<\/a>is the gold-standard screening test for celiac disease. Its high sensitivity and specificity make it invaluable.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Positive Result<\/strong>: Strongly suggests celiac disease. Doctors usually confirm via endoscopy and biopsy.<\/li>\n\n\n\n<li><strong>False Negatives<\/strong>: Occur if the patient has an IgA deficiency. Doctors often check total IgA to rule this out.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Anti-endomysial Antibodies (EMA)<\/h3>\n\n\n\n<p><strong><a href=\"https:\/\/www.ultalabtests.com\/test\/endomysial-antibody-scr-iga-w-refl-to-titer\">Anti-endomysial Antibodies (EMA)<\/a><\/strong>&nbsp;also have high specificity for celiac disease.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>EMA vs. tTG-IgA<\/strong>: EMA provides excellent confirmation, but tTG-IgA is more commonly used as a first-line screening tool.<\/li>\n\n\n\n<li><strong>Interpretation<\/strong>: A positive EMA result further solidifies a celiac diagnosis.<\/li>\n<\/ul>\n\n\n\n<p>EMA testing tends to cost more, so labs often reserve it for confirmation.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Anti-gliadin Antibodies (AGA)<\/h3>\n\n\n\n<p><strong><a href=\"https:\/\/www.ultalabtests.com\/test\/gliadin-deamidated-peptide-antibody-igg-iga\">Anti-gliadin Antibodies (AGA)<\/a><\/strong>&nbsp;are older markers for celiac disease. These antibodies target gliadin, a component of gluten.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Less Specific<\/strong>: AGA tests are less precise than tTG-IgA and EMA.<\/li>\n\n\n\n<li><strong>Historical Use<\/strong>: Some clinics still use them, but modern tests have largely replaced AGA.<\/li>\n<\/ul>\n\n\n\n<p>Doctors may still see AGA tests in certain protocols or older patient records.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">HLA-DQ2 and HLA-DQ8 Genetic Tests<\/h3>\n\n\n\n<p>These <a href=\"https:\/\/www.ultalabtests.com\/test\/hla-typing-for-celiac-disease\">genetic tests<\/a> look for&nbsp;<a href=\"https:\/\/www.ultalabtests.com\/test\/hla-typing-for-celiac-disease\"><strong>HLA-DQ2<\/strong>&nbsp;and&nbsp;<strong>HLA-DQ8<\/strong><\/a>&nbsp;variants. Most celiac patients have one or both of these gene types.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Negative Result<\/strong>: Strongly rules out celiac disease.<\/li>\n\n\n\n<li><strong>Positive Result<\/strong>: Indicates susceptibility, not a guaranteed diagnosis.<\/li>\n<\/ul>\n\n\n\n<p>Doctors may order genetic tests when antibody results are unclear.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-nutritional-status-indicators-in-gastrointestinal-disorders\">Nutritional Status Indicators in Gastrointestinal Disorders<\/h2>\n\n\n\n<p>Gastrointestinal disorders often disrupt nutrient absorption. Over time, deficiencies can impact energy levels, bone health, and even neurological function. Regular testing helps doctors catch these problems early.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Vitamin B12 Levels<\/h3>\n\n\n\n<p><strong><a href=\"https:\/\/www.ultalabtests.com\/test\/vitamin-b12-cobalamin\">Vitamin B12<\/a><\/strong>&nbsp;is critical for nerve function and red blood cell formation. Patients with malabsorption, Crohn\u2019s disease, or other GI issues may struggle to absorb B12.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Deficiency Symptoms<\/strong>: Fatigue, numbness, memory problems.<\/li>\n\n\n\n<li><strong>Monitoring<\/strong>: Doctors track B12 levels in people with chronic GI conditions.<\/li>\n<\/ul>\n\n\n\n<p>Supplementation can correct low B12 levels, improving symptoms and preventing long-term issues.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Folate Levels<\/h3>\n\n\n\n<p><a href=\"https:\/\/www.ultalabtests.com\/test\/folate-serum\"><strong>Folate<\/strong>&nbsp;<\/a>supports DNA synthesis and repair. Chronic GI disorders, such as celiac disease, can cause folate deficiency.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Megaloblastic Anemia<\/strong>: Results from insufficient folate.<\/li>\n\n\n\n<li><strong>Importance of Testing<\/strong>: Identifies if low folate contributes to anemia.<\/li>\n<\/ul>\n\n\n\n<p>Folate levels often go hand in hand with B12 status for diagnosing anemia causes.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Iron Studies (Ferritin, Iron, TIBC)<\/h3>\n\n\n\n<p><strong><a href=\"https:\/\/www.ultalabtests.com\/test\/ferritin-iron-and-tibc%C2%A0panel\">Iron deficiency<\/a><\/strong>&nbsp;is common in individuals with GI disorders. Malabsorption, chronic blood loss, or inflammation can lower iron levels.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Ferritin<\/strong>: Reflects iron stores. Low levels suggest iron deficiency anemia.<\/li>\n\n\n\n<li><strong>Serum Iron<\/strong>: Shows circulating iron.<\/li>\n\n\n\n<li><strong>Total Iron-Binding Capacity (TIBC)<\/strong>: Rises in iron deficiency.<\/li>\n<\/ul>\n\n\n\n<p>Doctors use iron studies to guide iron supplementation or investigate if an underlying bleed exists.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Vitamin D Levels<\/h3>\n\n\n\n<p><a href=\"https:\/\/www.ultalabtests.com\/test\/vitamin-d-25-hydroxyvitamin-d-d2-d3-lc-ms-ms-questassured\"><strong>Vitamin D<\/strong>&nbsp;<\/a>supports bone health, immunity, and muscle function. Malabsorptive disorders can interfere with vitamin D uptake.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Deficiency Risks<\/strong>: Fractures, muscle weakness, and compromised immune function.<\/li>\n\n\n\n<li><strong>Screening<\/strong>: Doctors often measure serum 25-hydroxyvitamin D in people with persistent GI issues.<\/li>\n<\/ul>\n\n\n\n<p>Correcting vitamin D deficiency can boost overall health and reduce fracture risk.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Serum Zinc Levels<\/h3>\n\n\n\n<p><a href=\"https:\/\/www.ultalabtests.com\/test\/zinc\"><strong>Zinc<\/strong>&nbsp;<\/a>fosters immune function and wound healing. Chronic diarrhea or malabsorption can deplete zinc levels.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Symptoms of Deficiency<\/strong>: Hair loss, skin lesions, delayed wound healing.<\/li>\n\n\n\n<li><strong>Importance<\/strong>: Maintaining zinc levels supports recovery and general well-being.<\/li>\n<\/ul>\n\n\n\n<p>Zinc plays a vital role in maintaining mucosal barriers in the gut.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Serum Albumin<\/h3>\n\n\n\n<p><a href=\"https:\/\/www.ultalabtests.com\/test\/albumin-alb\"><strong>Albumin<\/strong>&nbsp;<\/a>is a protein produced by the liver. Chronic disease and malnutrition can lower albumin levels.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Low Albumin<\/strong>: Signals poor nutritional status or severe chronic disease.<\/li>\n\n\n\n<li><strong>Clinical Use<\/strong>: Doctors track albumin to gauge disease severity.<\/li>\n<\/ul>\n\n\n\n<p>Albumin also helps maintain oncotic pressure, preventing fluid leaks into tissues.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Calcium Levels<\/h3>\n\n\n\n<p><a href=\"https:\/\/www.ultalabtests.com\/test\/calcium\"><strong>Calcium<\/strong>&nbsp;<\/a>is integral to bone strength, nerve transmission, and muscle function. GI disorders can impair calcium absorption.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Consequences of Low Calcium<\/strong>: Osteoporosis, muscle cramps, cardiac rhythm disturbances.<\/li>\n\n\n\n<li><strong>Monitoring<\/strong>: Calcium levels help guide dietary advice and supplementation strategies.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Magnesium Levels<\/h3>\n\n\n\n<p><a href=\"https:\/\/www.ultalabtests.com\/test\/magnesium\"><strong>Magnesium<\/strong>&nbsp;<\/a>supports muscle and nerve function. Chronic GI problems, including severe diarrhea, can lower magnesium levels.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Deficiency Signs<\/strong>: Weakness, fatigue, irregular heartbeat.<\/li>\n\n\n\n<li><strong>Testing<\/strong>: Doctors consider magnesium levels when evaluating general nutritional status.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Glucose Levels<\/h3>\n\n\n\n<p><a href=\"https:\/\/www.ultalabtests.com\/test\/glucose\"><strong>Glucose<\/strong>&nbsp;<\/a>reflects blood sugar levels. Certain GI conditions influence how the body absorbs and processes carbohydrates.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>High or Low Readings<\/strong>: May indicate issues with nutrient digestion or an overlapping endocrine disorder.<\/li>\n\n\n\n<li><strong>Regular Checks<\/strong>: Help detect trends that might complicate a patient\u2019s GI management.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-pancreatic-enzyme-tests-for-gastrointestinal-disorders\">Pancreatic Enzyme Tests for Gastrointestinal Disorders<\/h2>\n\n\n\n<p>The pancreas produces enzymes that help break down fats, proteins, and carbohydrates. When inflammation or damage occurs, enzyme levels may change.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Amylase and Lipase<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><a href=\"https:\/\/www.ultalabtests.com\/test\/amylase\">Amylase<\/a><\/strong>: Helps digest carbohydrates. Elevated levels can indicate acute pancreatitis or pancreatic duct obstruction.<\/li>\n\n\n\n<li><strong><a href=\"https:\/\/www.ultalabtests.com\/test\/lipase\">Lipase<\/a><\/strong>: Breaks down fats. More specific than amylase for diagnosing acute pancreatitis.<\/li>\n<\/ul>\n\n\n\n<p>Healthcare providers may order these tests to evaluate unexplained abdominal pain, especially in the upper region.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-lft-s-liver-function-tests-for-gastrointestinal-disorders\">LFT's (Liver Function Tests) for Gastrointestinal Disorders<\/h2>\n\n\n\n<p>Liver health profoundly impacts digestion.&nbsp;<a href=\"https:\/\/www.ultalabtests.com\/test\/hepatic-function-panel\"><strong>Liver Function Tests (LFTs)<\/strong>&nbsp;<\/a>provide details on liver enzymes and bilirubin levels.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Key Enzymes and Markers<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Alanine Aminotransferase (ALT) and Aspartate Aminotransferase (AST)<\/strong>: Indicate liver cell injury.<\/li>\n\n\n\n<li><strong>Alkaline Phosphatase (ALP) and Gamma-glutamyl Transferase (GGT)<\/strong>: Reflect bile duct health.<\/li>\n\n\n\n<li><strong>Bilirubin<\/strong>: Excess levels may cause jaundice.<\/li>\n<\/ul>\n\n\n\n<p>GI disorders like Crohn\u2019s disease can sometimes overlap with liver or biliary conditions, making LFT monitoring essential.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-lipid-profile-testing-for-gastrointestinal-disorders\">Lipid Profile Testing for Gastrointestinal Disorders<\/h2>\n\n\n\n<p>A&nbsp;<strong><a href=\"https:\/\/www.ultalabtests.com\/test\/lipid-panel-with-ratios\">Lipid Profile<\/a><\/strong>&nbsp;includes total cholesterol, LDL (\u201cbad\u201d cholesterol), HDL (\u201cgood\u201d cholesterol), and triglycerides. Chronic GI inflammation can influence lipid metabolism.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Cholesterol<\/strong>: Plays a role in hormone production and cell structure.<\/li>\n\n\n\n<li><strong>LDL and HDL<\/strong>: Imbalances can increase heart disease risk, which may rise in chronic inflammation.<\/li>\n\n\n\n<li><strong>Triglycerides<\/strong>: Elevated levels can correlate with metabolic syndrome.<\/li>\n<\/ul>\n\n\n\n<p>Doctors consider lipid profiles when evaluating long-term health risks in patients with chronic GI issues.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-thyroid-function-testing-for-gastrointestinal-disorders\">Thyroid Function Testing for Gastrointestinal Disorders<\/h2>\n\n\n\n<p>Certain&nbsp;<strong>Thyroid disorders<\/strong>&nbsp;can appear alongside celiac disease or other autoimmune conditions. These tests measure thyroid hormones in your bloodstream.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><a href=\"https:\/\/www.ultalabtests.com\/test\/tsh\">TSH (Thyroid-Stimulating Hormone)<\/a><\/strong>: Influences thyroid hormone production.<\/li>\n\n\n\n<li><strong><a href=\"https:\/\/www.ultalabtests.com\/test\/t4-free\">Free T4<\/a><\/strong>: Reflects the level of circulating thyroid hormone.<\/li>\n<\/ul>\n\n\n\n<p>If you have persistent GI symptoms, ruling out thyroid dysfunction can help pinpoint the real source of digestive problems.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-inflammatory-bowel-disease-ibd-markers-for-gastrointestinal-disorders\">Inflammatory Bowel Disease (IBD) Markers for Gastrointestinal Disorders<\/h2>\n\n\n\n<p><strong>Inflammatory Bowel Disease<\/strong>&nbsp;includes Crohn\u2019s disease and ulcerative colitis. Blood tests like&nbsp;<a href=\"https:\/\/www.ultalabtests.com\/test\/saccharomyces-cerevisiae-antibodies-asca-igg\"><strong>ASCA<\/strong>&nbsp;<\/a>and&nbsp;<strong><a href=\"https:\/\/www.ultalabtests.com\/test\/anca-screen-with-reflex-to-anca-titer\">p-ANCA<\/a><\/strong>&nbsp;help differentiate between them.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Anti-Saccharomyces cerevisiae Antibodies (ASCA)<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Positive ASCA<\/strong>: Often suggests Crohn\u2019s disease.<\/li>\n\n\n\n<li><strong>Usage<\/strong>: Doctors combine ASCA with clinical evaluations for a stronger diagnosis.<\/li>\n<\/ul>\n\n\n\n<p>ASCA alone cannot confirm Crohn\u2019s disease, but it supports other clinical findings.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Perinuclear Anti-Neutrophil Cytoplasmic Antibodies (p-ANCA)<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Positive p-ANCA<\/strong>: More common in ulcerative colitis.<\/li>\n\n\n\n<li><strong>Diagnostic Aid<\/strong>: Helps differentiate UC from Crohn\u2019s when other tests are inconclusive.<\/li>\n<\/ul>\n\n\n\n<p>These markers guide doctors in choosing effective treatments, such as certain biologic drugs.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-kidney-function-tests-for-gastrointestinal-disorders\">Kidney Function Tests for Gastrointestinal Disorders<\/h2>\n\n\n\n<p>Chronic GI issues can lead to dehydration or electrolyte imbalances. Evaluating kidney function ensures doctors catch secondary complications.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Blood Urea Nitrogen (BUN)<\/h3>\n\n\n\n<p><a href=\"https:\/\/www.ultalabtests.com\/test\/urea-nitrogen-bun\"><strong>BUN<\/strong>&nbsp;<\/a>indicates how much nitrogen from urea is circulating in the blood.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Elevated BUN<\/strong>: May point to dehydration or kidney stress.<\/li>\n\n\n\n<li><strong>Monitoring<\/strong>: Helps doctors avoid complications from severe diarrhea or vomiting.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Creatinine<\/h3>\n\n\n\n<p><a href=\"https:\/\/www.ultalabtests.com\/test\/creatinine\"><strong>Creatinine<\/strong>&nbsp;<\/a>is another kidney health marker.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>High Creatinine<\/strong>: Suggests kidney impairment, possibly linked to long-term GI problems and poor hydration.<\/li>\n\n\n\n<li><strong>Routine Checks<\/strong>: Doctors track creatinine to ensure safe medication dosing.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-why-calcium-and-magnesium-matter-in-gastrointestinal-disorders\">Why Calcium and Magnesium Matter in Gastrointestinal Disorders<\/h2>\n\n\n\n<p>We already discussed&nbsp;<strong>calcium<\/strong>&nbsp;and&nbsp;<strong>magnesium<\/strong>&nbsp;when reviewing the CMP and nutritional markers. However, let\u2019s emphasize their importance together.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><a href=\"https:\/\/www.ultalabtests.com\/test\/calcium\">Calcium<\/a><\/strong>: Essential for bone density and muscular activity. Chronic malabsorption can trigger osteoporosis or osteopenia.<\/li>\n\n\n\n<li><strong><a href=\"https:\/\/www.ultalabtests.com\/test\/magnesium\">Magnesium<\/a><\/strong>: Assists in nerve signaling and energy production. Long-standing GI conditions can cause deficiency.<\/li>\n<\/ul>\n\n\n\n<p>Doctors often bundle these checks with other micronutrient tests.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-importance-of-regular-glucose-monitoring-with-gastrointestinal-disorders\">Importance of Regular Glucose Monitoring with Gastrointestinal Disorders<\/h2>\n\n\n\n<p><a href=\"https:\/\/www.ultalabtests.com\/test\/glucose\"><strong>Glucose<\/strong>&nbsp;<\/a>testing helps identify potential blood sugar abnormalities. Some patients with malabsorption or chronic inflammation can develop issues with insulin sensitivity.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Role in GI Disorders<\/strong>: Conditions like celiac disease may affect how carbohydrates are processed.<\/li>\n\n\n\n<li><strong>Integrated Care<\/strong>: Endocrine and gastrointestinal systems often intersect.<\/li>\n<\/ul>\n\n\n\n<p>Routine glucose measurements can reveal hidden risks before they become significant problems.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-monitoring-gastrointestinal-disorders-over-time\">Monitoring Gastrointestinal Disorders Over Time<\/h2>\n\n\n\n<p><strong>Blood tests<\/strong>&nbsp;do more than diagnose a problem. They also guide ongoing therapy. Chronic gastrointestinal disorders require lifelong management and periodic evaluations.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Tracking Treatment Effectiveness<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Inflammatory Markers<\/strong>: <a href=\"https:\/\/www.ultalabtests.com\/test\/c-reactive-protein-crp\">CRP <\/a>and <a href=\"https:\/\/www.ultalabtests.com\/test\/sed-rate-by-modified-westergren-esr\">ESR <\/a>indicate if an intervention is working. Sharp reductions mean less active disease.<\/li>\n\n\n\n<li><strong>Nutrient Levels<\/strong>: <a href=\"https:\/\/www.ultalabtests.com\/test\/ferritin-iron-and-tibc%C2%A0panel\">Iron<\/a>, <a href=\"https:\/\/www.ultalabtests.com\/test\/vitamin-b12-cobalamin-and-folate-panel-serum\">B12, and folate<\/a> tests confirm if supplementation is correcting anemia.<\/li>\n\n\n\n<li><strong>Organ Function<\/strong>: <a href=\"https:\/\/www.ultalabtests.com\/test\/hepatic-function-panel\">LFTs<\/a> and <a href=\"https:\/\/www.ultalabtests.com\/test\/renal-function-panel\">kidney function tests<\/a> ensure that organs cope well with medication regimens.<\/li>\n<\/ul>\n\n\n\n<p>Doctors fine-tune treatment strategies based on these lab results.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Preventing Complications<\/h3>\n\n\n\n<p>Many GI conditions raise the risk of additional health problems.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Osteoporosis<\/strong>: <a href=\"https:\/\/www.ultalabtests.com\/test\/vitamin-d-25-hydroxyvitamin-d-d2-d3-lc-ms-ms-questassured\">Low vitamin D<\/a> and <a href=\"https:\/\/www.ultalabtests.com\/test\/calcium\">calcium <\/a>can weaken bones.<\/li>\n\n\n\n<li><strong>Cardiovascular Disease<\/strong>: Chronic inflammation can alter <a href=\"https:\/\/www.ultalabtests.com\/test\/lipid-panel-with-ratios\">lipid profiles<\/a>.<\/li>\n\n\n\n<li><strong>Neurological Issues<\/strong>: <a href=\"https:\/\/www.ultalabtests.com\/test\/vitamin-b12-cobalamin\">B12 <\/a>deficiency can cause nerve damage.<\/li>\n<\/ul>\n\n\n\n<p>Regular blood testing helps catch these complications early and provides an opportunity for timely interventions.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Personalized Care Plans<\/h3>\n\n\n\n<p>Blood test results enable personalized treatment plans. A person with celiac disease and severe iron deficiency requires a different approach than someone with Crohn\u2019s disease and vitamin B12 deficiency. Testing helps doctors tailor diets, supplements, and medications to the patient\u2019s unique needs.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-practical-tips-for-patients-with-gastrointestinal-disorders\">Practical Tips for Patients with Gastrointestinal Disorders<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Preparing for a Blood Test<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Fasting<\/strong>: Some tests, like the <a href=\"https:\/\/www.ultalabtests.com\/test\/comprehensive-metabolic-panel-cmp\">CMP <\/a>or <a href=\"https:\/\/www.ultalabtests.com\/test\/lipid-panel-with-ratios\">lipid profile<\/a>, may require fasting. Ask your healthcare team for instructions.<\/li>\n\n\n\n<li><strong>Medication Review<\/strong>: Certain drugs can influence test outcomes. Inform your doctor about all supplements or medications.<\/li>\n\n\n\n<li><strong>Stay Hydrated<\/strong>: Adequate hydration can make blood draws easier and improve vein visibility.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Communicating with Your Healthcare Team<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Ask Questions<\/strong>: If you\u2019re unsure about a test result, ask for an explanation.<\/li>\n\n\n\n<li><strong>Follow-Up<\/strong>: Regular check-ins allow your doctor to adjust therapies.<\/li>\n\n\n\n<li><strong>Track Symptoms<\/strong>: Keep a journal of GI symptoms. Compare any changes with recent blood test results.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-large\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"1024\" src=\"https:\/\/i0.wp.com\/www.ultalabtests.com\/blog\/wp-content\/uploads\/2025\/01\/Gastrointestinal-Disorders-and-the-Blood-Tests-That-Can-Help.jpg?resize=1024%2C1024&#038;quality=100&#038;ssl=1\" alt=\"Gastrointestinal Disorders and the Blood Tests That Can Help\" class=\"wp-image-1898\" style=\"aspect-ratio:4\/3;object-fit:cover\" srcset=\"https:\/\/i0.wp.com\/www.ultalabtests.com\/blog\/wp-content\/uploads\/2025\/01\/Gastrointestinal-Disorders-and-the-Blood-Tests-That-Can-Help.jpg?resize=1024%2C1024&amp;quality=100&amp;ssl=1 1024w, https:\/\/i0.wp.com\/www.ultalabtests.com\/blog\/wp-content\/uploads\/2025\/01\/Gastrointestinal-Disorders-and-the-Blood-Tests-That-Can-Help.jpg?resize=300%2C300&amp;quality=100&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.ultalabtests.com\/blog\/wp-content\/uploads\/2025\/01\/Gastrointestinal-Disorders-and-the-Blood-Tests-That-Can-Help.jpg?resize=150%2C150&amp;quality=100&amp;ssl=1 150w, https:\/\/i0.wp.com\/www.ultalabtests.com\/blog\/wp-content\/uploads\/2025\/01\/Gastrointestinal-Disorders-and-the-Blood-Tests-That-Can-Help.jpg?resize=768%2C768&amp;quality=100&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.ultalabtests.com\/blog\/wp-content\/uploads\/2025\/01\/Gastrointestinal-Disorders-and-the-Blood-Tests-That-Can-Help.jpg?resize=600%2C600&amp;quality=100&amp;ssl=1 600w, https:\/\/i0.wp.com\/www.ultalabtests.com\/blog\/wp-content\/uploads\/2025\/01\/Gastrointestinal-Disorders-and-the-Blood-Tests-That-Can-Help.jpg?w=1080&amp;quality=100&amp;ssl=1 1080w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><figcaption class=\"wp-element-caption\">Gastrointestinal Disorders and the Blood Tests That Can Help<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Top 15 Gastrointestinal Disorders and the Blood Tests That Can Help<\/h2>\n\n\n\n<p>Below you will find 15 common GI disorders. Each entry includes a brief description and key blood tests used to help diagnose or manage the condition. Keep in mind that your doctor may recommend additional diagnostic methods, such as imaging or endoscopy, based on your specific symptoms.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">1. Gastroesophageal Reflux Disease (GERD)<\/h3>\n\n\n\n<p>GERD causes stomach acid to back up into the esophagus, leading to heartburn and possible esophageal irritation. Chronic reflux can damage the esophageal lining if left untreated.<\/p>\n\n\n\n<p><strong>Key Blood Tests<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><a href=\"https:\/\/www.ultalabtests.com\/test\/complete-blood-count-cbc-with-differential-and-platelets-blood-test\">Complete Blood Count (CBC)<\/a><\/strong>: Detects anemia that may result from esophageal bleeding.<\/li>\n\n\n\n<li><strong><a href=\"https:\/\/www.ultalabtests.com\/test\/helicobacter-pylori-ag-eia-stool\">H. pylori<\/a> Serology (If Peptic Ulcer Is Suspected)<\/strong>: Determines if Helicobacter pylori infection contributes to similar symptoms.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">2. Peptic Ulcer Disease (PUD)<\/h3>\n\n\n\n<p>Peptic ulcers are open sores in the lining of the stomach or upper intestine. Common causes include H. pylori infection and long-term use of nonsteroidal anti-inflammatory drugs (NSAIDs).<\/p>\n\n\n\n<p><strong>Key Blood Tests<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>H. pylori Antibody Test<\/strong>: Checks for a current or past infection.<\/li>\n\n\n\n<li><strong><a href=\"https:\/\/www.ultalabtests.com\/test\/complete-blood-count-cbc-with-differential-and-platelets-blood-test\">CBC<\/a><\/strong>: Identifies anemia caused by internal bleeding.<\/li>\n\n\n\n<li><strong><a href=\"https:\/\/www.ultalabtests.com\/test\/comprehensive-metabolic-panel-cmp\">Comprehensive Metabolic Panel (CMP)<\/a><\/strong>: Assesses overall health and rules out related complications.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">3. Gastritis<\/h3>\n\n\n\n<p>Gastritis involves inflammation of the stomach lining. Causes range from infections and stress to excessive alcohol or medication use.<\/p>\n\n\n\n<p><strong>Key Blood Tests<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><a href=\"https:\/\/www.ultalabtests.com\/test\/complete-blood-count-cbc-with-differential-and-platelets-blood-test\">CBC<\/a><\/strong>: Detects anemia from chronic blood loss or inflammation.<\/li>\n\n\n\n<li><strong><a href=\"https:\/\/www.ultalabtests.com\/test\/helicobacter-pylori-ag-eia-stool\">H. pylori<\/a> Serology<\/strong>: Reveals infection that can trigger gastritis.<\/li>\n\n\n\n<li><strong><a href=\"https:\/\/www.ultalabtests.com\/test\/c-reactive-protein-crp\">CRP (C-reactive Protein)<\/a><\/strong>: Measures inflammatory activity that may affect the stomach lining.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">4. Irritable Bowel Syndrome (IBS)<\/h3>\n\n\n\n<p>IBS is a functional disorder marked by abdominal pain, bloating, and irregular bowel habits. It does not usually cause lasting damage to the intestines.<\/p>\n\n\n\n<p><strong>Key Blood Tests<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><a href=\"https:\/\/www.ultalabtests.com\/test\/complete-blood-count-cbc-with-differential-and-platelets-blood-test\">CBC<\/a><\/strong>: Rules out anemia or infection.<\/li>\n\n\n\n<li><strong><a href=\"https:\/\/www.ultalabtests.com\/test\/c-reactive-protein-crp\">CRP <\/a>and <a href=\"https:\/\/www.ultalabtests.com\/test\/sed-rate-by-modified-westergren-esr\">ESR<\/a><\/strong>: Help exclude inflammatory disorders like IBD.<\/li>\n\n\n\n<li><strong><a href=\"https:\/\/www.ultalabtests.com\/test\/free-t3-free-t4-tsh\">Thyroid Function Tests<\/a><\/strong>: Ensure no thyroid-related cause of GI distress.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">5. Crohn\u2019s Disease (An IBD Subtype)<\/h3>\n\n\n\n<p>Crohn\u2019s disease is a form of Inflammatory Bowel Disease (IBD) that can affect any part of the GI tract. It often causes ulcers, fistulas, and malabsorption.<\/p>\n\n\n\n<p><strong>Key Blood Tests<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><a href=\"https:\/\/www.ultalabtests.com\/test\/c-reactive-protein-crp\">CRP <\/a>and <a href=\"https:\/\/www.ultalabtests.com\/test\/sed-rate-by-modified-westergren-esr\">ESR<\/a><\/strong>: Track inflammatory activity.<\/li>\n\n\n\n<li><strong><a href=\"https:\/\/www.ultalabtests.com\/test\/complete-blood-count-cbc-with-differential-and-platelets-blood-test\">CBC<\/a><\/strong>: Identifies anemia or infection.<\/li>\n\n\n\n<li><strong><a href=\"https:\/\/www.ultalabtests.com\/test\/vitamin-b12-cobalamin\">Vitamin B12<\/a> and <a href=\"https:\/\/www.ultalabtests.com\/test\/ferritin-iron-and-tibc%C2%A0panel\">Iron Studies<\/a><\/strong>: Detect malabsorption-related deficiencies.<\/li>\n\n\n\n<li><strong><a href=\"https:\/\/www.ultalabtests.com\/test\/saccharomyces-cerevisiae-antibodies-asca-igg\">Anti-Saccharomyces cerevisiae Antibodies (ASCA)<\/a><\/strong>: Often positive in Crohn\u2019s disease.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">6. Ulcerative Colitis (Another IBD Subtype)<\/h3>\n\n\n\n<p>Ulcerative colitis affects the colon and rectum, causing ulcers and continuous inflammation. It increases the risk of colon cancer over time.<\/p>\n\n\n\n<p><strong>Key Blood Tests<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><a href=\"https:\/\/www.ultalabtests.com\/test\/c-reactive-protein-crp\">CRP <\/a>and <a href=\"https:\/\/www.ultalabtests.com\/test\/sed-rate-by-modified-westergren-esr\">ESR<\/a><\/strong>: Monitor inflammation levels.<\/li>\n\n\n\n<li><strong><a href=\"https:\/\/www.ultalabtests.com\/test\/complete-blood-count-cbc-with-differential-and-platelets-blood-test\">CBC<\/a><\/strong>: Checks for anemia from bloody stools.<\/li>\n\n\n\n<li><strong><a href=\"https:\/\/www.ultalabtests.com\/test\/ferritin-iron-and-tibc%C2%A0panel\">Iron<\/a>, <a href=\"https:\/\/www.ultalabtests.com\/test\/vitamin-b12-cobalamin\">B12<\/a>, and <a href=\"https:\/\/www.ultalabtests.com\/test\/folate-serum\">Folate <\/a>Tests<\/strong>: Identify nutritional problems.<\/li>\n\n\n\n<li><strong><a href=\"https:\/\/www.ultalabtests.com\/test\/anca-screen-with-reflex-to-anca-titer\">p-ANCA<\/a><\/strong>: Often positive in ulcerative colitis.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">7. Celiac Disease<\/h3>\n\n\n\n<p>Celiac disease is an autoimmune disorder triggered by gluten. It damages the small intestine and leads to nutrient malabsorption.<\/p>\n\n\n\n<p><strong>Key Blood Tests<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><a href=\"https:\/\/www.ultalabtests.com\/test\/tissue-transglutaminase-ttg-antibody-iga\">Anti-tTG-IgA<\/a><\/strong>: Primary screening for celiac disease.<\/li>\n\n\n\n<li><strong><a href=\"https:\/\/www.ultalabtests.com\/test\/endomysial-antibody-scr-iga-w-refl-to-titer\">Anti-endomysial Antibodies (EMA)<\/a><\/strong>: Confirms diagnosis.<\/li>\n\n\n\n<li><strong><a href=\"https:\/\/www.ultalabtests.com\/test\/hla-typing-for-celiac-disease\">HLA-DQ2\/DQ8 Genetic Tests<\/a><\/strong>: Rules out celiac if negative.<\/li>\n\n\n\n<li><strong><a href=\"https:\/\/www.ultalabtests.com\/test\/ferritin-iron-and-tibc%C2%A0panel\">Iron<\/a>, <a href=\"https:\/\/www.ultalabtests.com\/test\/folate-serum\">Folate<\/a>, and <a href=\"https:\/\/www.ultalabtests.com\/test\/vitamin-b12-cobalamin\">Vitamin B12<\/a> Tests<\/strong>: Detect deficiencies due to malabsorption.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">8. Diverticulitis<\/h3>\n\n\n\n<p>Diverticulitis occurs when small pouches (diverticula) in the intestinal wall become inflamed or infected. It can cause lower abdominal pain and fever.<\/p>\n\n\n\n<p><strong>Key Blood Tests<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><a href=\"https:\/\/www.ultalabtests.com\/test\/complete-blood-count-cbc-with-differential-and-platelets-blood-test\">CBC<\/a><\/strong>: Shows elevated white blood cells if there is infection.<\/li>\n\n\n\n<li><strong><a href=\"https:\/\/www.ultalabtests.com\/test\/c-reactive-protein-crp\">CRP<\/a><\/strong>: Indicates inflammation severity.<\/li>\n\n\n\n<li><strong><a href=\"https:\/\/www.ultalabtests.com\/test\/comprehensive-metabolic-panel-cmp\">CMP<\/a><\/strong>: Assesses organ function and electrolyte balance.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">9. Pancreatitis<\/h3>\n\n\n\n<p>Pancreatitis is inflammation of the pancreas, often caused by gallstones or excessive alcohol use. Severe cases can harm digestion and other organs.<\/p>\n\n\n\n<p><strong>Key Blood Tests<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><a href=\"https:\/\/www.ultalabtests.com\/test\/amylase\">Amylase <\/a>and <a href=\"https:\/\/www.ultalabtests.com\/test\/lipase\">Lipase<\/a><\/strong>: Primary markers of pancreatic inflammation.<\/li>\n\n\n\n<li><strong><a href=\"https:\/\/www.ultalabtests.com\/test\/complete-blood-count-cbc-with-differential-and-platelets-blood-test\">CBC<\/a><\/strong>: Identifies infection or complications.<\/li>\n\n\n\n<li><strong><a href=\"https:\/\/www.ultalabtests.com\/test\/hepatic-function-panel\">Liver Function Tests (LFTs)<\/a><\/strong>: Check if gallstones or bile duct issues contributed.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">10. Gallbladder Disease (Cholelithiasis and Cholecystitis)<\/h3>\n\n\n\n<p>Gallbladder disease involves gallstones and inflammation (cholecystitis). Symptoms often include right upper abdominal pain, especially after fatty meals.<\/p>\n\n\n\n<p><strong>Key Blood Tests<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><a href=\"https:\/\/www.ultalabtests.com\/test\/complete-blood-count-cbc-with-differential-and-platelets-blood-test\">CBC<\/a><\/strong>: Checks for elevated white blood cells during acute infection.<\/li>\n\n\n\n<li><strong><a href=\"https:\/\/www.ultalabtests.com\/test\/hepatic-function-panel\">LFTs <\/a>(ALT, AST, ALP, Bilirubin)<\/strong>: Evaluate bile duct obstruction or liver involvement.<\/li>\n\n\n\n<li><strong><a href=\"https:\/\/www.ultalabtests.com\/test\/c-reactive-protein-crp\">CRP<\/a><\/strong>: Assesses severity of inflammation.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">11. Non-alcoholic Fatty Liver Disease (NAFLD)<\/h3>\n\n\n\n<p>NAFLD results from excessive fat buildup in the liver. This buildup can progress to non-alcoholic steatohepatitis (NASH) and cirrhosis.<\/p>\n\n\n\n<p><strong>Key Blood Tests<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><a href=\"https:\/\/www.ultalabtests.com\/test\/hepatic-function-panel\">LFTs<\/a> (ALT, AST, <a href=\"https:\/\/www.ultalabtests.com\/test\/gamma-glutamyl-transferase-ggt\">GGT<\/a>)<\/strong>: Screen for liver cell injury.<\/li>\n\n\n\n<li><strong><a href=\"https:\/\/www.ultalabtests.com\/test\/lipid-panel-with-ratios\">Lipid Profile<\/a><\/strong>: Evaluates elevated triglycerides.<\/li>\n\n\n\n<li><strong><a href=\"https:\/\/www.ultalabtests.com\/test\/glucose\">Fasting Glucose<\/a><\/strong>: Checks for insulin resistance, a common factor in NAFLD.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">12. Infectious Gastroenteritis<\/h3>\n\n\n\n<p>Infectious gastroenteritis arises from viruses, bacteria, or parasites that inflame the stomach and intestines. Symptoms include diarrhea, vomiting, and dehydration.<\/p>\n\n\n\n<p><strong>Key Blood Tests<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><a href=\"https:\/\/www.ultalabtests.com\/test\/complete-blood-count-cbc-with-differential-and-platelets-blood-test\">CBC<\/a><\/strong>: Reveals infection with elevated white blood cells.<\/li>\n\n\n\n<li><strong><a href=\"https:\/\/www.ultalabtests.com\/test\/electrolyte-panel\">Electrolyte Panel<\/a><\/strong>: Checks for imbalances from fluid loss.<\/li>\n\n\n\n<li><strong>Stool Culture (Not a Blood Test but Important)<\/strong>: Identifies the specific pathogen.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">13. Gastric (Stomach) Cancer<\/h3>\n\n\n\n<p>Gastric cancer can develop from chronic gastritis or H. pylori infection. Symptoms may include persistent abdominal pain, weight loss, and vomiting.<\/p>\n\n\n\n<p><strong>Key Blood Tests<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><a href=\"https:\/\/www.ultalabtests.com\/test\/complete-blood-count-cbc-with-differential-and-platelets-blood-test\">CBC<\/a><\/strong>: Detects anemia from possible slow bleeding.<\/li>\n\n\n\n<li><strong><a href=\"https:\/\/www.ultalabtests.com\/test\/hepatic-function-panel\">LFTs<\/a><\/strong>: Checks if cancer has spread to the liver.<\/li>\n\n\n\n<li><strong><a href=\"https:\/\/www.ultalabtests.com\/testing\/search?itemName=tumor+markers\">Tumor Markers<\/a> (e.g., <a href=\"https:\/\/www.ultalabtests.com\/test\/cea\">CEA<\/a>, <a href=\"https:\/\/www.ultalabtests.com\/test\/ca-19-9\">CA 19-9<\/a>)<\/strong>: May provide additional diagnostic clues, though not definitive.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">14. Colorectal Cancer<\/h3>\n\n\n\n<p>Colorectal cancer often begins as benign polyps that become malignant over time. Symptoms include changes in bowel habits and rectal bleeding.<\/p>\n\n\n\n<p><strong>Key Blood Tests<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><a href=\"https:\/\/www.ultalabtests.com\/test\/complete-blood-count-cbc-with-differential-and-platelets-blood-test\">CBC<\/a><\/strong>: Shows anemia from chronic blood loss.<\/li>\n\n\n\n<li><strong><a href=\"https:\/\/www.ultalabtests.com\/test\/hepatic-function-panel\">LFTs<\/a><\/strong>: Checks for metastatic spread to the liver.<\/li>\n\n\n\n<li><strong><a href=\"https:\/\/www.ultalabtests.com\/test\/cea\">Carcinoembryonic Antigen (CEA)<\/a><\/strong>: Monitors treatment effectiveness and cancer recurrence.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">15. Small Intestinal Bacterial Overgrowth (SIBO)<\/h3>\n\n\n\n<p>SIBO involves an overgrowth of bacteria in the small intestine. Symptoms include bloating, excess gas, and nutrient deficiencies.<\/p>\n\n\n\n<p><strong>Key Blood Tests<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><a href=\"https:\/\/www.ultalabtests.com\/test\/vitamin-b12-cobalamin\">Vitamin B12<\/a> and <a href=\"https:\/\/www.ultalabtests.com\/test\/folate-serum\">Folate <\/a>Tests<\/strong>: Identify malabsorption issues.<\/li>\n\n\n\n<li><strong><a href=\"https:\/\/www.ultalabtests.com\/test\/ferritin-iron-and-tibc%C2%A0panel\">Iron Studies<\/a><\/strong>: Check for anemia linked to nutrient malabsorption.<\/li>\n\n\n\n<li><strong><a href=\"https:\/\/www.ultalabtests.com\/test\/albumin-alb\">Serum Albumin<\/a><\/strong>: Gauges overall nutritional status.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Conclusion <\/h2>\n\n\n\n<p>Blood tests serve as a reliable compass for diagnosing and managing many&nbsp;<strong>gastrointestinal disorders<\/strong>. They reveal vital information about inflammation, nutrient levels, and organ function. By understanding and monitoring&nbsp;<strong>symptoms of gastrointestinal disorders<\/strong>, healthcare professionals can use targeted blood work to confirm diagnoses and guide therapy.<\/p>\n\n\n\n<p>From&nbsp;<a href=\"https:\/\/www.ultalabtests.com\/test\/complete-blood-count-cbc-with-differential-and-platelets-blood-test\"><strong>Complete Blood Count (CBC)<\/strong>&nbsp;<\/a>to&nbsp;<strong><a href=\"https:\/\/www.ultalabtests.com\/test\/c-reactive-protein-crp\">C-reactive Protein (CRP<\/a>)<\/strong>&nbsp;and&nbsp;<strong><a href=\"https:\/\/www.ultalabtests.com\/test\/hla-typing-for-celiac-disease\">HLA-DQ2\/DQ8<\/a><\/strong>&nbsp;genetic tests, each option offers distinct insights. These tests not only detect potential problems but also help track progress over time. Patients benefit from improved outcomes when doctors can promptly adjust treatment.<\/p>\n\n\n\n<p>Moreover, detecting deficiencies in vitamins, minerals, and enzymes can prevent complications like anemia, <a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/21234807\/\">osteopenia<\/a>, or nerve damage. Regularly evaluating markers such as iron, vitamin B12, and albumin ensures balanced nutrition, especially when GI conditions compromise nutrient absorption.<\/p>\n\n\n\n<p>Ultimately, blood tests empower individuals to stay informed about their health. Frequent monitoring fosters proactive care, enabling early intervention when needed. If you or someone you know experiences chronic digestive issues, consult a healthcare provider about these tests. A comprehensive blood test panel can provide the clarity needed to move forward with confidence and improved digestive well-being.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Gastrointestinal disorders affect millions of people worldwide. These conditions can disrupt daily life through pain, nutritional deficiencies, and chronic fatigue. Proper diagnosis and monitoring are crucial for managing each gastrointestinal disorder. Blood tests, imaging tests, [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":1894,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"om_disable_all_campaigns":false,"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[97,90,100,92,98,93,99,94],"tags":[1324,1325,1261,1256,1338,1312,1225,1337,1332,467,1291,1340,1336,1339,1269,1258,1263,1330,1327,697,1344,1326,1251,1343,676,1331,1223,1333,1341,1334,1335,1342,1328,1345,1226,1329,1255],"class_list":["post-1780","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-digestive-health","category-digestive-system","category-all-digestive-system","category-inflammatory-bowel-disease-ibd","category-inflammatory-bowel-syndrome-ibs","category-lactose-intolerance","category-pancreatic-diseases","category-peptic-ulcer","tag-anemia-blood-test","tag-autoimmune-disorder-tests","tag-blood-panel","tag-blood-tests","tag-cbc-for-gi-disorders","tag-celiac-disease-testing","tag-chronic-inflammation","tag-complete-blood-count","tag-diagnostic-blood-tests","tag-digestive-health","tag-folate-levels","tag-gastrointestinal-disorder","tag-gastrointestinal-disorders","tag-gi-disorders","tag-health-assessment","tag-health-monitoring","tag-hematology","tag-homocysteine-levels","tag-ibd-blood-tests","tag-immune-system-health","tag-inflammatory-bowel-disease","tag-iron-studies","tag-laboratory-tests","tag-liver-function-panel","tag-liver-function-tests","tag-mthfr-gene-test","tag-nutrient-deficiencies","tag-pancreatic-enzyme-tests","tag-personalized-treatment","tag-preventive-health","tag-red-blood-cell-count","tag-serum-folate","tag-symptoms-of-gastrointestinal-disorders","tag-thyroid-function-tests","tag-vitamin-b12-deficiency","tag-vitamin-d-levels","tag-wellness-monitoring"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.3 (Yoast SEO v27.5) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Blood Tests for Gastrointestinal Disorders: Detecting &amp; 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