Kenya Medical Laboratory Tests
CRAG (Serum) Test in Kenya
Brief DescriptionThis test is used to screen presence of Cryptococcus neoformans or Cryptococcus in diagnosis of concurrent cryptococcal meningitis. The test is mostly prescribed to AIDS patients
Patient PreparationNo special preparation needed
Sample volume2 Ml (minimum 0.5 mL)
Sample collection ContainerRed-top (plain"," non-serum separator) tube
Sample collection instructionsSerum should be centrifuged and aliquotted if testing is not done immediately.
Sample storageStable at 2-8ºC for 72 hours
Results Turnaround1-3 days after receipt of samples
Diseases / Diagnostic IndicatorsPositive serum cryptococcal antigen test result is a confirmation of an active infection"," which presents with fever"," headache and pain around the neck region.