TDAP Titer Blood Test Panel

There are no preparation instructions.

The following is a list of what is included in the item above. Click the test(s) below to view what biomarkers are measured along with an explanation of what the biomarker is measuring.


Diphtheria Antitoxoid

Tetanus Antitoxoid

*Important Information on Lab Test Processing Times: Ulta Lab Tests is committed to informing you about the processing times for your lab tests processed through Quest Diagnostics. Please note that the estimated processing time for each test, indicated in business days, is based on data from the past 30 days across the 13 Quest Diagnostics laboratories for each test. These estimates are intended to serve as a guide and are not guarantees. Factors such as laboratory workload, weather conditions, holidays, and the need for additional testing or maintenance can influence actual processing times. We aim to offer estimates to help you plan accordingly. Please understand that these times may vary, and processing times are not guaranteed. Thank you for choosing Ulta Lab Tests for your laboratory needs.

The TDAP Titer Blood Test Panel panel contains 2 tests with 3 biomarkers.

Brief Description: The TDAP Titer Blood Test Panel is used to assess an individual's immunity status against three critical bacterial diseases: Tetanus, Diphtheria, and Pertussis (whooping cough). By measuring the presence and concentration of specific antibodies in the blood, this panel helps determine whether a person has immunity, either from previous infections, vaccinations, or requires booster shots for continued protection.

Collection Method: Blood Draw

Specimen Type: Serum

Test Preparation: No preparation required

When and Why the TDAP Titer Blood Test Panel May Be Ordered

This panel is often ordered for various reasons, including:

  • Pre-employment Screening: Particularly in healthcare settings where workers are at increased risk of exposure to these bacteria.
  • School Enrollment: To ensure children and adolescents meet immunization requirements.
  • Post-exposure Evaluation: Following exposure to a confirmed or suspected case of Tetanus, Diphtheria, or Pertussis.
  • Vaccination Efficacy Check: To assess whether an individual has successfully developed immunity after vaccination.
  • Immunity Status Check: For individuals unsure of their vaccination history or those with waning immunity.

What the TDAP Titer Blood Test Panel Checks For

  • Tetanus Titer Test: Measures antibodies against the tetanus toxin, indicating immunity to this neurotoxic bacterium that can cause severe muscle spasms and lockjaw.

  • Diphtheria Titer Test: Assesses the level of antibodies against the diphtheria toxin, a bacterium causing a throat membrane, difficulty breathing, and heart failure.

  • Bordetella Pertussis IgG Antibody: Detects antibodies against Bordetella pertussis, the causative agent of whooping cough, indicating exposure or immunity.

Detected Conditions and Diseases

  • Tetanus: A non-communicable disease caused by toxin-producing spores of Clostridium tetani, often entering the body through wounds.

  • Diphtheria: A communicable disease spread by droplets, characterized by a thick coating in the throat, leading to breathing issues, paralysis, and heart failure.

  • Pertussis (Whooping Cough): A highly contagious respiratory disease known for severe coughing spells that can last for weeks.

Clinical Applications

Healthcare professionals utilize the TDAP Titer Blood Test Panel results to:

  • Confirm Immunity: Ensure individuals are protected against these diseases, preventing outbreaks, especially in vulnerable populations.

  • Determine the Need for Vaccination: Guide vaccine recommendations, whether initial doses or boosters, to maintain or establish immunity.

  • Investigate Disease Exposure: In cases of exposure, assess whether an individual is at risk of developing the disease.

The TDAP Titer Blood Test Panel is an invaluable tool in preventive healthcare, safeguarding individuals and communities against three serious bacterial diseases. By accurately assessing immunity levels, it directs appropriate vaccination strategies, ensuring continued protection against Tetanus, Diphtheria, and Pertussis. This proactive approach plays a crucial role in public health, controlling the spread of these potentially fatal diseases.

We advise having your results reviewed by a licensed medical healthcare professional for proper interpretation of your results.

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