Cryptococcal antigen (CrAg)

Why it is done

People with advanced HIV and headache.

Preparation

No fasting needed. Laboratory-specific; see the reference range on your report. High or positive may mean: Cryptococcal infection. Low or negative may mean: Not detected. General information, not a diagnosis. Results must be interpreted by a qualified health worker.

What it measures

A fungal antigen in blood or spinal fluid.

Sample type

Blood or spinal fluid

If the result is high

Cryptococcal infection.

If the result is low

Not detected.

संबंधित स्थितियाँ

entry-health-condition-hiv

यह कहाँ कराएँ

सामान्य प्रश्न

What does the Cryptococcal antigen (CrAg) measure?
A fungal antigen in blood or spinal fluid.

Why is the Cryptococcal antigen (CrAg) done?
People with advanced HIV and headache.

Do I need to fast for the Cryptococcal antigen (CrAg)?
No fasting needed.

What does a high or positive Cryptococcal antigen (CrAg) mean?
Cryptococcal infection.

What does a low or negative Cryptococcal antigen (CrAg) mean?
Not detected.

What is the normal range for the Cryptococcal antigen (CrAg)?
Laboratory-specific; see the reference range on your report.

Cryptococcal antigen (CrAg) क्यों किया जाता है?
People with advanced HIV and headache.

Cryptococcal antigen (CrAg) के लिए तैयारी/उपवास चाहिए?
No fasting needed. Laboratory-specific; see the reference range on your report. High or positive may mean: Cryptococcal infection. Low or negative may mean: Not detected. General information, not a diagnosis. Results must be interpreted by a qualified health worker.