The tuberculosis (TB) blood test, also called an Interferon Gamma Release Assay or IGRA, is a way to find out if you have TB germs in your body. The TB blood test can be done instead of a TB skin test (Mantoux). There are two kinds of TB blood tests: QuantiFERON®-TB. Below is an example of a lab report:
What is a Tuberculosis Lab Report?
1 min. readlast update: 10.17.2023