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Coccidioides Antibody, CF and ID, Serum

Test Code
15240


Alias/See Also
LAB791
 


CPT Codes
86635, 86317

Preferred Specimen
2 mL serum


Minimum Volume
0.3 mL


Transport Container
Transport tube


Transport Temperature
Room temperature


Specimen Stability
Room temperature: 7 days
Refrigerated: 14 days
Frozen: 30 days


Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Gross hemolysis • Grossly lipemic • Grossly icteric


Methodology
Complement Fixation (CF) • Immunodiffusion (ID)

Limitations
False-negatives may occur in patients with solitary pulmonary lesions. Patients with active histoplasmosis may generate cross reactions. Elevated serum antibodies may be present in patients with meningeal coccidiocomycosis.


Reference Range
Coccidioides Ab, CF, Serum<1:2
Coccidioides Ab (IgG), ID, SerumNegative


Clinical Significance
Infection by Coccidioides immitis can produce a spectrum of disease, with most patients being asymptomatic and some developing disseminated disease, including pneumonia and meningitis


Performing Laboratory
Quest Diagnostics Nichols Institute-San Juan Capistrano, CA
33608 Ortega Highway
San Juan Capistrano, CA 92675-2042




The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.