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Diagnosis

Online TST/QFT Interpreter

This tool estimates the risk of active tuberculosis for an individual with a tuberculin skin test reaction of 5+mm, based on his/her clinical profile. It is intended for adults tested with standard tuberculin (5 TU PPDS, or 2 TU RT-23).

Self-Study Modules on Tuberculosis, 1-5 Slide Sets and Facilitator Guide

The Self-Study Modules, 1-5 is part of a series of educational modules designed to provide information about TB in a self-study format. This slide set was developed as an accompaniment to the print-based Self-Study Modules, 1-5 to aid in the presentation of module content for a facilitator-led training. The facilitator guide provides guidance and tips for leading a training using the Self-Study Modules on Tuberculosis, 1-5 Slide Sets.

Updated Guidelines for Using Interferon Gamma Release Assays to Detect Mycobacterium tuberculosis Infection — United States, 2010. Morbidity and Mortality Weekly Report. 59 (RR-5); 1-25, June 25, 2010

This report provides guidance to U.S. public health officials, health-care providers, and laboratory workers for use of FDA-approved IGRAs in the diagnosis of M. tuberculosis infection in adults and children. In brief, TSTs and IGRAs (QFT-G, QFT-GIT, and T-Spot) may be used as aids in diagnosing M. tuberculosis infection. They may be used for surveillance purposes and to identify persons likely to benefit from treatment. Multiple additional recommendations are provided that address quality control, test selection, and medical management after testing.