Complement Fixation (CF)/Immunodiffusion
Aiding in the diagnosis of Histoplasma meningitis in spinal fluid specimens
Cross-reacting antibodies with coccidioidomycosis or blastomycosis may cause false-positive results for Histoplasmosis.
3 - 9 days
Collect CSF in a sterile tube. Seal tightly and parafilm to prevent leakage, or transfer to screw capped aliquot tube (preferred). Send to Specimen Processing refrigerated. For MLab client use only
Test performed by Mayo Clinic Laboratories