Inpatient and Outpatient Orderable

Histoplasma Antibody, Complement Fixation

Synonyms

ANTIBODY
CAPSULATUM
HISTOPLASMA ANTIBODIES
LAB795

Cerner Name

Histoplasmosis Serology

Clinical Info

Used for the diagnosis and prognosis of histoplasma infections.

Specimen Sources

Blood, Arterial Blood, Capillary Blood, Central Line Blood, Venous

Specimen Types

Blood

Container

Gold Top Tube

Collection Instructions

Container/Tube: Gold-top tube(s)
Specimen: 1 mL of serum (0.5 mL min)
Transport Temperature: Refrigerate

Specimen Volume

1 mL of serum (0.5 mL min)

Transport Instructions

Refrigerate

Specimen Stability

Methodology

Complement Fixation (CF)

Days Performed

Tuesday through Saturday

TAT- 3 Days

Performing Laboratory

Quest Diagnostics' Nichols Institute, Inc. - Chantilly

CPT

86698 x 2

PDM

5901503

Only Orderable at Locations:

Orderable Everywhere

Results

Component Name	Base Name	Common Name	External Name
HISTOPLASMOSIS AB YEAST AG	HISTOABAG	HISTOPLASMOSIS AB YEAST AG	Yeast Phase Antibody
HISTOPLASMA CAPSULATUM MYCELIAL ANTIBODY	HISTOMYCEAB	HISTOPLASMA CAPSULATUM MYCELIAL ANTIBODY	Mycelial Phase Antibody

Result Interpretation

<1:8 for both whole yeast and mycelial antigens

Titers ≥1:32 are highly suggestive of H.capsulatum infection. The CF test is more frequently positive with sera from chronic active pulmonary histoplasmosis than sera from primary active pulmonary disease.

Forms

LAB795

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