India Ink Test
- Category
- Brain & Nerves
- Sample
- Blood sample taken from a vein in your arm
- Reports () Terms & Conditions Report time varies with time of sample collection.
- In 2 days
- Fasting
- No Fasting
- Age
- All Ages
A sample (usually CSF) is mixed with India ink and examined to detect Cryptococcus, a yeast.
Helps diagnose cryptococcal meningitis, especially in people with weak immunity such as HIV.
Neurological symptoms such as seizures, weakness, numbness or confusion — as advised by a neurologist.
No fasting needed.
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Cryptococcal antigen testing is more sensitive and is often done alongside.
No fasting is needed. You can eat and drink normally unless your doctor has advised otherwise.
Blood sample taken from a vein in your arm.
Usually within 11–35 hours after the sample reaches the lab. You will receive the report online.