Laboratory Test Information Guide

Details for Histoplasma Antigen

Test Name: Histoplasma Antigen
Alternate Name(s):  
Laboratory: Microbiology
Specimen Type: Urine
Collection Information: A minimum volume of 0.5 mL is required.
Test Schedule: Daily, once received by referral laboratory
Turnaround time from when specimen
is received in testing laboratory:
Reference Range:  
Effective Date: 2019-11-05
Revised Date: 2021-09-22
Critical Value:  
Interpretive Comments: Positive: 0.4-19.0 ng/mL

Positive Above the Limit of Quantification:
Results greater than 19.0 ng/mL fall outside the linear range of the assay. These results are positive, but not accurately quantifiable.

Result is not intended to be used as the sole means for clinical diagnosis or patient management decisions
Cross-reactions are seen with blastomycosis, paracoccidioidomycosis, penicilliosis, less frequently in coccidioidomycosis, rarely in aspergillosis and possibly sporotrichosis
Special Processing: Routine
Comments: Testing restricted to Infectious Diseases (ID) service following a Microbiologist consultation.
Method of Analysis: Quantitative enzyme immunoassay (EIA)
Critical Information Required:  
Storage & Shipment: Refrigerate (store), Room temperature (ship)
System Codes: 
HISTOAG - Restricted to ID
Referred To: MiraVista Laboratories, Indianapolis, USA

Questions? Comments? Contact Laura Gopaul