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ID:535 Cryptococcal antigen
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DescriptionThis test detects the capsule antigen of Cryptococcus neoformans in serum and cerebrospinal fluid (CSF) using a commercial lateral flow test. Samples are initially screened at 1 in 2 and 1 in 100 dilutions. If either of these tests is positive, the sample can be titrated upon request.
IndicationThis test is appropriate for the diagnosis of cryptococcosis. Note this test is appropriate for both immunocompetent and immunocompromised patients.
Additional InfoThis is a lateral flow device test for the cryptococcal capsule antigen.
Concurrent Testsna
Dietary Requirementsna
InterpretationPositive results are highly likely to indicate cryptocococcosis.

SampleBlood, Serum or CSF
TubeSerum Gel Tube
Tube Picture
Collection ConditionsNote: CSF should be collected in a small sterile container or white topped universal.
Min. Vol300ul serum or CSF

Ref. Range (Male)negative
Ref. Range (Female)negative
Ref. Range (Paed)negative
Ref. Range NotesThe results of this test are reported as negative or positive with or a titre if requested.
IP Acute TAT1 day
IP Routine TAT1 day
GP Acute TAT1 day
GP Routine TAT1 day
Turnround Comment95% Turnaround times This test is typically performed on the day the specimen is received. Results may be available considerably earlier than stated turnaround time.

Originally edited by : Richard Barton. Review due on 28/02/2018 09:47:59. Published By K Roberts on 28/02/2017 09:47:59.