The AFB C/S Test (Acid-Fast Bacilli Culture & Sensitivity Test) is a critical diagnostic investigation used to detect tuberculosis (TB) and other infections caused by acid-fast bacteria, particularly Mycobacterium tuberculosis. TB remains a major public health concern in Pakistan, making accurate and timely testing essential for early diagnosis, effective treatment, and prevention of disease spread.
The AFB C/S Test at Dr. Essa Laboratory and Diagnostic Centre is performed using advanced microbiology techniques to not only identify the presence of acid-fast bacilli but also determine which antibiotics are most effective against the detected organism. This dual approach helps doctors design targeted and effective treatment plans, especially in cases of drug-resistant TB.
Dr. Essa Laboratory and Diagnostic Centre is widely recognized across Pakistan for its reliable diagnostic services, qualified laboratory staff, and strict quality control standards. Patients and physicians trust Dr. Essa for precise reporting and timely results. If your doctor has advised an AFB C/S Test due to persistent cough, unexplained fever, or suspected TB, getting tested at a reputable lab like Dr. Essa ensures confidence in your diagnosis and care.
What is AFB C/S Test?
The AFB C/S Test stands for Acid-Fast Bacilli Culture and Sensitivity Test. It is a laboratory test designed to detect acid-fast bacteria, primarily Mycobacterium tuberculosis, the bacterium responsible for tuberculosis.
What does the test measure or detect?
- Presence of acid-fast bacilli in a clinical sample
- Growth of bacteria through culture methods
- Sensitivity of bacteria to anti-tuberculosis drugs
When do doctors recommend this test?
Doctors usually recommend the AFB C/S Test when:
- TB is suspected despite negative smear results
- A patient has persistent TB symptoms
- There is a need to check drug resistance
- Previous TB treatment has failed
Medical uses of the AFB C/S Test
- Confirming pulmonary or extrapulmonary TB
- Identifying drug-resistant TB strains
- Monitoring effectiveness of TB treatment
- Diagnosing other mycobacterial infections
Why is AFB C/S Test Important?
The AFB C/S Test plays a vital role in accurate TB diagnosis and management. Unlike simple smear tests, culture and sensitivity testing provides deeper insight into the infection.
Why this test matters:
- TB bacteria can be slow-growing and difficult to detect
- Culture testing confirms the diagnosis with higher accuracy
- Sensitivity testing prevents ineffective treatment
- Helps control the spread of drug-resistant TB
Health issues it helps identify:
- Pulmonary TB (lungs)
- Extrapulmonary TB (lymph nodes, bones, kidneys, etc.)
- Multi-drug resistant TB (MDR-TB)
From a medical perspective, timely AFB C/S testing significantly improves patient outcomes by guiding doctors toward the right medications from the start.
When Should You Get an AFB C/S Test?
Your doctor may advise an AFB C/S Test at Dr. Essa Laboratory and Diagnostic Centre under the following conditions:
- Persistent cough lasting more than 2–3 weeks
- Coughing up blood (hemoptysis)
- Unexplained weight loss or night sweats
- Fever of unknown origin
- Abnormal chest X-ray findings
- Suspected extrapulmonary TB
- Previous TB treatment with poor response
This test is also recommended for follow-up and confirmation, especially when initial tests are inconclusive.
How to Prepare for AFB C/S Test?
Preparation for the AFB C/S Test is generally simple, but following instructions improves accuracy.
Preparation guidelines:
- No fasting is required
- Inform your doctor about any ongoing antibiotics
- Avoid starting TB medication before sample collection (unless advised)
- For sputum samples, early morning samples are preferred
- Maintain proper hydration
- Follow lab instructions carefully for sample collection
Your healthcare provider or Dr. Essa lab staff will guide you if special preparation is needed based on the sample type.
How is the AFB C/S Test Performed at Dr. Essa Lab?
Sample type
Depending on suspected infection site, samples may include:
- Sputum
- Bronchial washings
- Pus
- Tissue biopsy
- Body fluids (pleural, ascitic, CSF)
Step-by-step process:
- Sample is collected in a sterile container
- Initial microscopic examination is performed
- Sample is cultured on specialized media
- Bacterial growth is monitored over several weeks
- Sensitivity testing identifies effective antibiotics
Lab standards
Dr. Essa Laboratory follows strict biosafety protocols, uses advanced microbiology equipment, and ensures:
- Patient privacy
- Accurate sample handling
- Reliable reporting
- Qualified microbiologists overseeing results
AFB C/S Test Report & Normal Values
Normal Result:
- No growth of acid-fast bacilli
Report Components:
- Culture result (positive/negative)
- Identified organism (if present)
- Drug sensitivity pattern
Normal Values Table
| Parameter | Normal Value |
| AFB Culture | No Growth |
| Mycobacterium tuberculosis | Not Detected |
| Drug Sensitivity | Not Applicable |
Result Interpretation:
- Negative result: No TB bacteria detected
- Positive result: TB or other mycobacterial infection confirmed
Only a qualified doctor can accurately interpret the test report and decide the appropriate treatment.
Understanding Abnormal Results
An abnormal AFB C/S Test result usually indicates active infection.
Possible causes:
- Pulmonary or extrapulmonary TB
- Drug-resistant TB strains
- Non-tuberculous mycobacterial infections
What abnormal results mean:
- Need for immediate medical treatment
- Drug sensitivity helps select correct antibiotics
- Further investigations may be required
Prompt follow-up with a chest specialist or infectious disease expert is essential.
How to Support Recovery & TB Management Naturally (Optional)
While medication is essential, healthy habits can support recovery:
- Maintain a nutrient-rich diet
- Ensure adequate protein intake
- Avoid smoking and alcohol
- Get proper rest and sleep
- Follow medication schedule strictly
- Attend regular follow-up appointments
Lifestyle support complements medical treatment but never replaces prescribed TB therapy.
AFB C/S Test Cost at Dr. Essa Laboratory and Diagnostic Centre
The AFB C/S Test cost at Dr. Essa Laboratory and Diagnostic Centre is Rs. 5,980. This price reflects:
- Advanced culture techniques
- Drug sensitivity analysis
- Expert microbiology reporting
You can conveniently book the AFB C/S Test at Dr. Essa Laboratory and Diagnostic Centre online through All Lab Tests for hassle-free scheduling. The same Rs. 5,980 price applies across major branches.
Dr. Essa Laboratory AFB C/S Test Price in Pakistan
The Dr. Essa Laboratory AFB C/S Test Price in Pakistan is Rs. 5,980. Patients can easily compare diagnostic costs, view updated Dr. Essa test charges 2026, and book online via All Lab Tests.
Visit your nearest Dr. Essa Laboratory and Diagnostic Centre branch for professional sample collection and trusted reporting.
Where to Book AFB C/S Test in Pakistan
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You can:
- Compare AFB C/S Test cost in Pakistan
- Check Dr. Essa Laboratory test fee 2026
- Book online through All Lab Tests
- Choose a trusted diagnostic lab with nationwide presence
Dr. Essa Laboratory remains one of the best labs for AFB C/S Test in Pakistan due to accuracy and reliability.
Book Your AFB C/S Test at Dr. Essa Laboratory Today
Book your AFB C/S Test at Dr. Essa Laboratory and Diagnostic Centre today through All Lab Tests and get accurate, reliable results from a trusted diagnostic center in Pakistan. Enjoy easy online booking, professional sample handling, fast reporting, and expert care all in one place.