Histoplasma Antigen
Label Mnemonic: HSTBL
Epic code: LAB7428
Downtime form: A-1a Doctor/Provider Orders - Pathology Core and Specialty Care Nursery
Commercial Mailout Laboratory
6240-8 RCP
356-8593
Specimen(s):
Serum
Collection Medium:
Red top tube 5 mL (Clot Activator)
Minimum:
1.2 mL serum
Rejection Criteria:
Interfering substance: sputolysin and sodium hydroxide.
Turn Around Time:
1 week upon receipt at reference laboratory
Reference Range:
None Detected

Reportable Range: Positive Results reported in ng/mL from 0.20 ng/mL to 20.00 ng/mL. Positive results above 20.00 ng/mL are reported as "Above the Limit of Quantification".

This test was developed and its performance characteristics determined by the reference laboratory. It has not been cleared or approved by the FDA; however, FDA clearance or approval is not currently required for clinical use. The results are not intended to be used as the sole means for clinical diagnosis or patient management decisions.
Interpretive Data:
Cross-Reactions:
Occur in blastomycosis, paracoccidioidomycosis and penicilliosis, less frequently in coccidioimycosis, rarely in aspergillosis and possibly sporotrichosis.
Comments:
Please print, complete, and submit the MiraVista Diagnostics Medical Test Requisition with the specimen.

Guidelines for Use
As an aid in rapid diagnosis of histoplasmosis. Monitoring the histoplasmosis helps determine when treatment can be stopped and to diagnose relapse.
Methodology:
Sandwich Enzyme Immunoassay (EIA) using polyclonal antibodies to Histoplasma capsulatum
CPT Code:
87385