QuantiFERON
Sign in to saveAlso known as Interferon-gamma release assays, IGRAs
An interferon-gamma release assay (IGRA) is a diagnostic tool for indicating a latent tuberculosis infection (LTBI). IGRAs are surrogate markers of Mycobacterium tuberculosis infection and indicate a cellular immune response to M.tuberculosis if the latter is present.
~11 min read
Encyclopedic overview
9 sectionsContents
- Active vs latent tuberculosis
- BCG status
- Commercial IGRA test
- Mantoux vs IGRA test
- Quantiferon-TB (QFT)
- Quantiferon-TB Gold
- Quantiferon-TB Gold In-Tube
- Availability
- References
An interferon-gamma release assay (IGRA) is a diagnostic tool for indicating a latent tuberculosis infection (LTBI). IGRAs are surrogate markers of Mycobacterium tuberculosis infection and indicate a cellular immune response to M.tuberculosis if the latter is present.
== Active vs latent tuberculosis ==
Excerpted from Wikipedia’s “QuantiFERON” article, available under the CC BY-SA 4.0 licence.