Advance Diagnostic Centre Mantoux Test (PPD) Test Price and Details

Last Updated On Tuesday, April 29, 2025

What Is Mantoux Test Ppd?

The Mantoux tuberculin skin test is one approach to finding out if an individual has Mycobacterium TB (TST). Standardization of practices, training, supervision, and practice is necessary for accurate TST delivery and interpretation. The forearm's inner surface is injected with 0.1 ml of tuberculin pure protein derivative (PPD) to perform the TST. A tuberculin syringe should be used for the injection, with the needle's bevel facing up.

The TST is injected intradermally. When administered properly, the injection should result in a pale skin elevation (a wheal) that is 6 to 10 mm in The Mantoux test evaluates the patient's reaction to a pure protein derivative stimuli (PPD). 1, 5, and 250 tuberculin units are the three strengths available, and 0.1 mL is injected intradermally into the volar forearm to create a wheel that is 6–10 mm in diameter.

The induration is measured in millimeters at the injection site after 48–72 hours and is interpreted by current recommendations. 

What Does Mantoux Test Ppd Detect? 

This examination is used to determine whether you have ever come into touch with TB-causing bacteria. TB is an infectious (easily transmitted) illness. It typically has an impact on the lungs. For several years, the bacteria in the lungs may remain dormant.

Most people who have the bacterium in their bodies do not exhibit any symptoms of active TB. You'll probably require this test if you:

• Perhaps had contact with a TB patient.
• A healthcare career.
• Possess a compromised immune system as a result of specific medications or illnesses (such as cancer or HIV/AIDS).
• The Mantoux test only detects delayed-type hypersensitivity reactions and does not detect ongoing clinical disease; it only detects a tuberculous infection. Poor test procedures, military TB, sarcoidosis, HIV infection, and aggressive cancers are common causes of misleading negative results.

What are the benefits Of Mantoux Test Ppd?

Mantoux, TB skin test, tuberculin skin test, and PPDs are words that are frequently used synonymously.

• Purified protein derivative, also known as tuberculin or PPD, is the test's administration solution.
• If you have a latent TB infection, a TB skin test (Mantoux) can detect it.
• If you've enearximity to someone who has active TB disease (even if you weren't aware they were ill), you could have latent TB infection.
• When used to diagnose active tuberculosis, the Mantoux test is sensitive but non-specific.
• It is advisable to use a positive cut-off of 10 mm for those who have never received BCG and 15 mm for those who have.
• The clinical context of the patient must be considered while interpreting Mantoux. The Mantoux test may be useful in detecting latent and extrapulmonary tuberculosis in children.

When Should I Know The Results Of The Mantoux Test Ppd?

The skin test must be read 48 to 72 hours after injection. If a patient doesn't show up within 72 hours, another skin test appointment will likely need to be made for them.

The reaction's induration must be expressed in millimeters (firm swelling). The reader should not attempt to quantify erythema (redness). The size of the indurated region all across the forearm needs to be determined (perpendicular to the long axis).

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