Cultured AFB Antitubercular DST Rifampicin Test
Short Name: Cultured AFB DST Rifampicin
Also known as: TB Rifampicin Susceptibility Test, Mycobacterium tuberculosis DST, AFB Culture DST
Cultured AFB Antitubercular DST Rifampicin Test test available at DNA Labs India for ₹4,000. Uses Automated Fluorescent on Pure growth of Mycobacterium tuberculosis complex on appropriate culture media samples. Results in Report available in 21 days from sample submission.. Free home collection in 300+ cities across India.
🩺 Medically Reviewed By
Dr SHAILAJA RAGHUNATH MURDESHWAR
Consultant Physician · Reg: 8052
Last reviewed: September 7, 2026
Overview
To detect tuberculosis and determine susceptibility to rifampicin antibiotic for effective treatment planning.
- Test Code
- 451
- Price
- ₹4,000
- Sample Type
- Pure growth of Mycobacterium tuberculosis complex on appropriate culture media
- Result Time
- Report available in 21 days from sample submission.
- Fasting Required
- No
- Method
- Automated Fluorescent
Sample Collection
No fasting or special preparation required. Ensure sample is collected and stored properly.
Method: Culture submission
Laboratory Analysis
The test involves submitting a culture of Mycobacterium tuberculosis. Not a direct patient sample collection.
Report Delivery
Sample is sent to the laboratory for analysis. Keep refrigerated during transport.
Timeline: Report available in 21 days from sample submission.
Patient Instructions
About This Test
Who Should Get This Test
To detect tuberculosis and determine susceptibility to rifampicin antibiotic for effective treatment planning.
How to Prepare
- Obtain a pure growth of Mycobacterium tuberculosis on appropriate culture media.
- Place in a sterile screw-capped container.
- Seal in a plastic bag and ship refrigerated.
Doctor's Notes
Reviewed by Dr SHAILAJA RAGHUNATH MURDESHWAR — MBBS, MD (General Medicine) · Reg. No. 8052
"This test is crucial for guiding tuberculosis treatment to prevent drug resistance and ensure effective therapy."
Last medically reviewed: September 7, 2026
Test Parameters & Specifications
Sample Stability
- Contaminated samples
- Improperly labeled containers
- Samples stored at incorrect temperatures
Understanding Your Results
Susceptible
TB bacteria can be effectively treated with rifampicin.
Resistant
TB bacteria are not responsive to rifampicin; alternative antibiotics are needed.
Intermediate
May require higher doses or combination therapy; consult doctor.
Consult a doctor if you experience symptoms of tuberculosis or to discuss test results and treatment options.
Limitations
- ⚠Tests only for rifampicin susceptibility
- ⚠Requires culture growth which may take time
- ⚠May not detect mixed infections
Risks & Considerations
- ●No direct risks to the patient as it is a laboratory test on a culture sample.
Interfering Factors
- ●Sample contamination
- ●Improper storage conditions
- ●Delay in sample processing
Compare With Similar Tests
| Test | Cultured AFB Antitubercular DST Rifampicin Test | Chest X-ray | Sputum Smear Microscopy | Interferon-gamma Release Assay (IGRA) | Tuberculin Skin Test (TST) |
|---|---|---|---|---|---|
| Comparison | Cultured AFB Antitubercular DST Rifampicin Test | Visual detection, not specific for TB | Fast but less sensitive than culture | Detects infection, not drug resistance | Indicates exposure, not active disease or resistance |
Frequently Asked Questions
What is the Cultured AFB DST Rifampicin Test?
Why is this test important for tuberculosis?
What symptoms indicate the need for this test?
How is the sample collected for this test?
What does a susceptible result mean?
What does a resistant result mean?
How long does it take to get the report?
Is home collection available for this test?
What is the cost of this test in India?
Are there any preparation requirements before the test?
Can this test detect other types of tuberculosis?
What should I do after receiving the test results?
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