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25544 Histoplasma Antigen, Quantitative, Serum/Plasma (310)

Histoplasma Antigen, Quantitative, Serum/Plasma (310)
Test Code: HTAGSSO
Useful For
​Aid in the diagnosis of histoplasmosis or monitoring treatment.
Specimen Requirements
Fasting Required Specimen Type Preferred Container/Tube Acceptable Container/Tube Specimen Volume Specimen Minimum Volume
(allows for 1 repeat)		 Pediatric Minimum Volume
(no repeat)
​No ​Serum ​Red Top Tube (RTT) ​Serum Separator Tube (SST) ​1.5 mL ​1.2 mL ​
​No ​Plasma ​EDTA Lavender Top Tube (LTT) ​Sodium-heparin OR Lithium-heparin Green Top Tube (GTT) ​1.5 mL ​1.2 mL ​
Collection Processing Instructions
Collect serum or plasma in a preferred or acceptable tube listed above, separate from the clot and ship in a leak-proof container.
Specimen Stability Information
Specimen Type Temperature Time
​Serum ​ ​ ​Room Temperature ​<14 days
​Refrigerated ​<14 days
​Frozen ​Indefinite
​Plasma ​ ​ ​Room Temperature ​<14 days
​Refrigerated ​<14 days
​Frozen ​Indefinite
Rejection Criteria
Tissue Sputum
​Bronchial brush ​Tracheal aspirate
​Bone marrow ​Stool
​Samples in transport media ​
Interference
Sodium hydroxide and sputolysin. Cross‐reactivity occurs between blastomycosis and histoplasmosis and in paracoccidioidomycosis, penicillosis, coccidioidomycosis, aspergillosis and sporotrichosis.
Performing Laboratory Information
Performing Location Day(s) Test Performed Analytical Time Methodology/Instrumentation
​Miravista Diagnostics ​Monday through Friday ​2-3 days ​Quantitative Sandwich Enzyme Immunoassay (EIA)
Reference Lab
Miravista Diagnostics
Test Information
Positive samples may require confirmation which could extend TAT.
Reference Range Information
Performing Location Reference Range
​Miravista Labs ​Negative
Outreach CPTs
CPT Modifier
(if needed)		 Quantity Description Comments
​87385 ​ ​ ​ ​
Ordering Applications
Ordering Application Description
If the ordering application you are looking for is not listed, contact your local laboratory for assistance.
Specimen Requirements
Fasting Required Specimen Type Preferred Container/Tube Acceptable Container/Tube Specimen Volume Specimen Minimum Volume
(allows for 1 repeat)		 Pediatric Minimum Volume
(no repeat)
​No ​Serum ​Red Top Tube (RTT) ​Serum Separator Tube (SST) ​1.5 mL ​1.2 mL ​
​No ​Plasma ​EDTA Lavender Top Tube (LTT) ​Sodium-heparin OR Lithium-heparin Green Top Tube (GTT) ​1.5 mL ​1.2 mL ​
Collection Processing
Collect serum or plasma in a preferred or acceptable tube listed above, separate from the clot and ship in a leak-proof container.
Specimen Stability Information
Specimen Type Temperature Time
​Serum ​ ​ ​Room Temperature ​<14 days
​Refrigerated ​<14 days
​Frozen ​Indefinite
​Plasma ​ ​ ​Room Temperature ​<14 days
​Refrigerated ​<14 days
​Frozen ​Indefinite
Rejection Criteria
Tissue Sputum
​Bronchial brush ​Tracheal aspirate
​Bone marrow ​Stool
​Samples in transport media ​
Interference
Sodium hydroxide and sputolysin. Cross‐reactivity occurs between blastomycosis and histoplasmosis and in paracoccidioidomycosis, penicillosis, coccidioidomycosis, aspergillosis and sporotrichosis.
Useful For
​Aid in the diagnosis of histoplasmosis or monitoring treatment.
Reference Range Information
Performing Location Reference Range
​Miravista Labs ​Negative
For more information visit:
Performing Laboratory Information
Performing Location Day(s) Test Performed Analytical Time Methodology/Instrumentation
​Miravista Diagnostics ​Monday through Friday ​2-3 days ​Quantitative Sandwich Enzyme Immunoassay (EIA)
Reference Lab
Miravista Diagnostics
For billing questions, see Contacts
Outreach CPTs
CPT Modifier
(if needed)		 Quantity Description Comments
​87385 ​ ​ ​ ​
For most current information refer to the Marshfield Laboratory online reference manual.