Pus Examination
Tests included in this profile 2
- Pus AFB Contact for price
- Pus ZN Stain Contact for price
How to prepare
You can eat and drink normally before the test.
No special preparation needed.
Tell our phlebotomist about any medicines you take. Don't stop them without asking your doctor.
Wear a loose sleeve so the sample can be taken easily from your arm.
How it works
About this test
Pus examination looks at pus under the microscope using special stains, including the ZN stain for acid-fast bacilli (AFB). It helps find TB and other germs in abscesses and discharging wounds.
Why is this test done?
- Look for TB in a cold abscess or discharging gland
- Find germs in pus quickly
- Guide treatment before culture results are ready
Symptoms — when should you get tested?
- Swelling or abscess that keeps discharging
- Swollen neck glands with pus
- Wound not healing for weeks
Normal range
Reference ranges differ slightly between labs, methods, age and sex. Always discuss your report with your doctor.
If your result is high
Finding AFB in pus strongly suggests tuberculosis of that site.
Common reasons- Tuberculosis of glands, bones or skin
- Other acid-fast germs
How is the test done?
- 1Book online
Choose your slot for home collection or a visit to our centre.
- 2Blood sample taken
A trained phlebotomist takes a small blood sample from a vein in your arm with a sealed, single-use needle. It takes about 2 minutes.
- 3Tested in our lab
Your barcoded sample is tested on automated machines with strict quality checks.
- 4Report on WhatsApp
A pathologist checks the result and the report reaches you on WhatsApp and email.
Frequently asked questions
No fasting is needed for this test. You can eat and drink normally.
Your report is usually ready in same day after the sample reaches our lab. We send it on WhatsApp and email, and you can also download it from the Reports page.
Please call our team to confirm whether home sample collection is available for your location and test.
This test needs a pus sample. No special preparation needed.