Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

A New Tool to Diagnose Tuberculosis: The Xpert MTB/RIF Assay

Information Sheet
A New Tool to Diagnose Tuberculosis: The Xpert MTB/RIF Assay

This information sheet discusses the Xpert MTB/RIF Assay for diagnosing TB. It explains that the new test is a nucleic acid amplification test that diagnoses TB in less than 2 hours and can also determine resistance to rifampin, one of the drugs used to treat TB. The information sheet describes how the Xpert MTB/RIF assay works, its advantages, how the results should be interpreted, what it means if RIF resistance is detected, not detected, or is indeterminate. Addresses for additional information are provided.

Topic:

MDR TB

Related Materials

A New Tool to Diagnose Tuberculosis: The Xpert MTB/RIF Assay

This fact sheet provides information on the Xpert MTB/RIF Assay.

Fact Sheet

Training Package on Xpert MTB/RIF

This set of 11 training modules on the Xpert MTB/RIF assay was developed by Global Laboratory Initiative partners, including FIND, KNCV, USAID, CDC and WHO. The modules include topics such as biosafety, specimen collection and transportation, supplies management, installation, Xpert MTB/RIF procedures, recording and reporting, and troubleshooting.

Teaching Guide

Xpert MTB/RIF for People Living with HIV

This fact sheet provides a summary of WHO recommendations on using the Xpert MTB/RIF assay for people living with HIV.

Fact Sheet

Global resources for the prevention,
management, and elimination of TB.