Updated Recommendation
A new evidence synthesis was published:2025, WHO consolidated guidelines on tuberculosis: module 3: diagnosis
View latest version (2025)Bibliographic information
Recommendation
In adults with signs and symptoms of pulmonary TB who have an Xpert Ultra trace positive result on the initial test, repeated testing with Xpert Ultra may not be used.
Recommended against
Conditional
Certainty of evidence
Very low
Notes and Remarks
Remarks Xpert Ultra trace results will require follow-up, including reassessing clinical symptoms and information on prior history of TB. In the case of suspected rifampicin resistance, repeated testing may provide additional benefit for detection as well as an initial attempt to assess rifampicin resistance.
Also Featured In
This recommendation also appears in the following guidelines:
WHO consolidated guidelines on tuberculosis: module 3: diagnosis – rapid diagnostics for tuberculosis detection: web annex 2. GRADE profiles
WHO consolidated guidelines on tuberculosis: module 3: diagnosis – rapid diagnostics for tuberculosis detection: web annex 2. GRADE profiles