Blastomyces Antibody Panel, CF and ID

B. dermatitidis CF and ID, Serum

Test Codes

EPIC: LAB1232321, Beaker: BlastoAbPnl, Quest: 70070

Department

Send Outs

Specimen Collection Criteria

Collect (preferred specimen): One Gold-top SST tube.

Also acceptable: One plain Red-top tube.

Physician Office/Draw Specimen Preparation

Let specimen clot 30-60 minutes then centrifuge to separate serum from cells. Transfer serum to plastic transport tube and maintain at room temperature (20-26°C or 68-78.8°F) prior to transport.

Preparation for Courier Transport

Transport: 1.0 mL serum, room temperature at (20-26°C or 68-78.8°F). (Minimum: 0.2 mL)

Rejection Criteria

• Gross hemolysis.
• Grossly lipemic.
• Grossly icteric.
• Specimens not collected and processed as indicated.

In-Lab Processing

Let specimen clot 30-60 minutes then centrifuge to separate serum from cells. Transfer serum to plastic transport tube and maintain at room temperature (20-26°C or 68-78.8°F) prior to transport.

Transport: 1.0 mL serum, room temperature (20-26°C or 68-78.8°F). (Minimum: 0.2 mL)

Storage

Specimen Stability for Testing:

Room Temperature (20-26°C or 68-78.8°F): 7 days
Refrigerated (2-8°C or 36-46°F): 14 days
Frozen (-20°C/-4°F or below): 30 days

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 Quest Diagnostics, Wood Dale, IL.

Performed

Monday – Friday
Results available 2-6 days.

Reference Range

Blastomyces Ab, CF	<1:8
Blastomyces Ab, ID	Negative

Test Methodology

Complement Fixation (CF), Immunodiffusion (ID)

Interpretation

See report.

Clinical Utility

This assay is used to aid in the diagnosis of Blastomyces dermatitidis infections.

CPT Codes

86612, 86317.

Contacts

Last Updated

4/1/2026