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What is a GENEXPERT MTB/RIF ULTRA?

The GeneXpert MTB/RIF Ultra is a rapid molecular diagnostic test designed to detect Mycobacterium tuberculosis (MTB) and resistance to rifampicin, a key first-line drug for tuberculosis treatment. Using advanced cartridge-based technology, it provides highly sensitive results within hours, making it especially valuable for early diagnosis and management of TB, including drug-resistant cases. Its purpose is to enable timely treatment decisions and improve patient outcomes.

Additional Information

Also known as/ Other names: Xpert MTB/RIF Ultra Assay, Cartridge-Based Nucleic Acid Amplification Test (CBNAAT), MTB/RIF Ultra PCR Test, Xpert TB/RIF Ultra Molecular Test, Rapid TB PCR (GeneXpert Ultra), MTB/RIF Ultra Nucleic Acid Test
Parameters: 1
Recommended for: M/F/Others
Sample Type: Sputum/FNAC/Biopsy tissue in normal saline/Pus/All body fluids except Urine
Patient Preparation: Thorough rinsing of mouth done before collecting the early morning sample. Collect in given sterile container
Reports: Same Day

FAQs

What makes this test different from traditional TB tests?

Unlike culture methods that take weeks, GeneXpert MTB/RIF Ultra delivers quick, accurate results, even in cases with low bacterial load, improving early detection and patient care.

Can the test detect TB in extrapulmonary samples?

Certainly, it can analyze non-sputum samples like pus, tissue, or body fluids, making it useful for diagnosing TB outside the lungs when clinically indicated.

Why is this test important?

The test helps identify TB quickly and determines drug resistance, enabling timely treatment decisions, reducing transmission risk, and improving patient outcomes, especially in drug-resistant cases.

Can the test detect drug-resistant TB?

Yes, it specifically identifies resistance to rifampicin, a key first-line TB drug, which serves as a strong indicator of multidrug-resistant tuberculosis requiring specialized treatment.

Does the test identify drug resistance?

The test specifically detects rifampicin resistance, a key marker of multidrug-resistant TB, helping clinicians decide on appropriate treatment regimens quickly and effectively.

How reliable is the GeneXpert MTB/RIF Ultra?

It is highly sensitive and specific, endorsed by WHO for TB diagnosis, especially in high-burden settings, ensuring dependable results for both pulmonary and extrapulmonary TB cases.

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