Histoplasma Antigen, Quantitative

Last Modified: 2/15/2021 11:58:08 AM

Medical Necessity Documentation:  
Client Notes:  
Patient Preparation:  
Specimen Requirements:

2.0 mL Serum from a Red Top Tube in a Plastic Vial

Collection Instructions: Two unique patient identifiers required on specimen container

Minimum Volume: 1.2 mL Serum
Transport & Storage: Temperature/Stability: 2 weeks Ambient
2 weeks Refrigerated
Indefinite Frozen
Rejection Criteria: Tissue, biopsy, sputum, broncial brush, tracheal aspirate, FNA, Bone Marrow aspirate or stool. Samples in transport media, fixative or isolater tubes. Specimens with particulate matter or viscosity that do not allow specimen to be pipetted.
Reference Range: Refer to Interpretive Results
Critical Ranges:  
Test Comments:  
Methodology: EIA
Clinical Significance: Aid in diagnosis of histoplasmosis
Aid in monitoring to determine when treatment can be stopped
Aid in diagnosis of relapse
Documentation: Interfering Sustances& Cross-Reactivities: Sodium hydroxide and sputolysin. Cross-reactivity occurs between blastomycosis and histoplasmosis and in paracoccidioidomycosis, penicillosis, coccidioidomycosis, aspergillosis and sporotrichosis.
Custom Panel: No


Turn Around Time: 2 days unless positive which will extend the TAT
Days Performed: Monday, Tuesday, Wednesday, Thursday, Friday, Saturday
Sites Performed: MiraVista
PHL Test Code: SHISG
EPIC Test Code: LAB2897
Send Out Test Code: 310
Alternate Test Names: Histoplasma Ag; Histoplasma Ag Quantitative EIA; Histoplasma Antigen; MVista® Histoplasma Ag Quantitative EIA
Included Tests:  
CPT Coding: 87385

Go back to the top of the page.