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Cryptococcal Antigen / Cryptococcus - Microbiology

Cryptococcal antigen can be detected in blood and CSF in cryptococcal infection.

This can also be diagnosed from culture and in CSF by PCR.

Sample type

CSF
Serum

Specimen requirements

CSF in a sterile universal container
Blood in an SST yellow top tube

Minimum volume

0.5ml

Frequency of test

Daily

Turnaround time

3 days

What to request on EPR

Cryptococcus Ag screen; fungal MCS; CSF Virus PCR

Last reviewed:17 February 2023