Aid in the diagnosis of histoplasmosis
Immediately following collection, mix sample by gently inverting 5 times
Gold serum separator (SST) tube
Refrigerated (preferred) - 2 weeks
Ambient - 48 hours
Frozen - 1 year
Semi-Quantitative Complement Fixation/Qualitative Immunodiffusion (CF/CI)
Histoplasma spp. Ab by Immunodiffusion: None detected
Histoplasma Yeast, CF: < 1:8
Histoplasma Mycelia, CF: <1:8
The immunodiffusion component of this test detects total antibodies against the H and M antigens of Histoplasma capsulatum. The complement fixation component of this test detects total antibodies to mycelial and yeast antigens of Histoplasma.