Colon (Intestine)

Find the colon tests to evaluate the health of your colon with Ulta Lab Tests and order directly to get reliable, low-cost blood work and confidential testing.

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: Serum, Varied, Blood

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: Blood, Varied, Serum

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Most Popular
: Serum
Also Known As: CA 19-9 Tumor Marker, Cancer Antigen 19-9 Test

The CA 19-9 Test measures the level of cancer antigen 19-9 in the blood. It is often used to monitor pancreatic cancer treatment, detect recurrence, and sometimes evaluate other cancers or certain noncancerous conditions.


Most Popular
: Serum
Also Known As: Carcinoembryonic Antigen Test

The CEA (Carcinoembryonic Antigen) Test measures CEA levels in the blood. It is often used to monitor certain cancers, especially colorectal cancer, track treatment effectiveness, and detect recurrence. Elevated levels can also occur in noncancerous conditions.


: Varied
Also Known As: Fecal Immunochemical Test, Fecal Occult Blood Test, Stool Occult Blood Test, FIT Test, FOBT

The Fecal Globin by Immunochemistry Test detects human globin in stool using immunochemical methods. It is primarily used to screen for hidden (occult) blood in the stool, which may indicate gastrointestinal bleeding, colorectal cancer, or other digestive tract conditions.


: Serum
Also Known As: Immunoglobulin E Test, Immunoglobulin E Antibody Test, IgE Antibody Test

The IgE Test measures the level of immunoglobulin E (IgE) antibodies in the blood. Elevated IgE may indicate allergic reactions, asthma, or certain parasitic infections. This test helps identify potential allergies and supports the evaluation of immune system activity.


: Serum
Also Known As: Immunoglobulin G Test, Immunoglobulin G Antibody Test, IgG Antibody Test

The IgG Test measures immunoglobulin G (IgG), the most common antibody in the blood, which plays a key role in immune defense. Abnormal levels can indicate infections, immune deficiencies, or autoimmune disorders. This test helps evaluate immune system function and overall health.


: Serum
Also Known As: Immunoglobulin M Test, Immunoglobulin M Antibody Test, IgM Antibody Test

The IgM Test measures immunoglobulin M (IgM) antibodies in the blood, which are the first antibodies produced in response to an infection. Elevated levels may indicate a recent or active infection, while low levels can suggest an immune deficiency. This test helps evaluate immune system function and detect infections.


: Serum
Also Known As: Immunoglobulin A Test, Immunoglobulin A Antibody Test, IgA Antibody Test

The IgA Test measures immunoglobulin A (IgA) levels in the blood, an antibody that plays a key role in immune defense of the mucous membranes in the respiratory and digestive tracts. Abnormal levels may indicate immune deficiencies, chronic infections, autoimmune disorders, or liver disease.


: Serum

: Urine

: Serum

: Other

Nearly 150,000 adults living in the United States get diagnosed with colorectal cancer every year. Even more people get diagnosed with other colon and intestinal diseases.

Gastrointestinal problems are common, so you shouldn't feel embarrassed if you're experiencing signs and symptoms. The best things that you can do is educate yourself and order colon blood tests. Both of these steps will help you learn more about your body and how to care for it.

Keep reading to learn more about colon and intestinal diseases and lab tests for them.

What Are the Colon and Intestinal Diseases?

Colon and intestinal diseases are a collection of ailments that affect the colon, which is a part of your digestive system. The colon is a long, hollow tube at the end of the digestive tract that helps your body make and store stool before its removal from your system.

There are many types of colon and intestinal disorders: