Lab Test

Histoplasma Antibodies, CF and ID

Histoplasma capsulatum Antibodies

Test Codes

EPIC: LAB7651, Beaker:, ARUP: 0050627

Department

Send Outs

Specimen Collection Criteria

Collect: One Gold-top SST tube.

Physician Office/Draw Specimen Preparation

Let specimen clot 30-60 minutes then centrifuge to separate serum from cells within two hours of collection. Transfer serum to a plastic transport tube and refrigerate (2-8°C or 36-46°F).

Preparation for Courier Transport

Transport: 1.0 mL serum, refrigerated (2-8°C or 36-46°F). (Minimum: 0.5 mL)

Rejection Criteria

Severely lipemic specimens.
Hemolyzed specimen.
Contaminated specimen.
Specimens not collected and processed as indicated.

In-Lab Processing

Let specimen clot 30-60 minutes then centrifuge to separate serum from cells within two hours of collection. Transfer serum to a plastic transport tube and refrigerate (2-8°C or 36-46°F).

Transport: 1.0 mL serum, refrigerated (2-8°C or 36-46°F). (Minimum: 0.5 mL)

Storage

Specimen Stability for Testing:

Room Temperature (20-26°C or 68-78.8°F): 48 hours
Refrigerated (2-8°C or 36-46°F): 14 days
Frozen (-20°C/-4°F or below): 1 year

Specimen Storage in Department Prior to Disposal:

Specimen retention time is determined by the policy of the reference laboratory. Contact the Send Outs Laboratory with any questions.

Laboratory

Sent to ARUP Laboratories, Salt Lake City, UT.

Performed

Sunday – Saturday.
Results available in 3 – 6 days.

Reference Range

By report.

Test Methodology

Semi-Quantitative Complement Fixation and Qualitative Immunodiffusion.

Interpretation

Negative fungal serology does not rule out the possibility of current infection.

Clinical Utility

This assay aids in the diagnosis of histoplasmosis.

CPT Codes

86698 x 3.
LOINC:  Mycelia 20573-2, Yeast 20574-0, ID 5218-3

Contacts

Last Updated

10/27/2022

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