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Test Code 1012 Fibrinogen Antigen (1012)

Important Note

Effective 10/23/2023, testing is not available through Versiti (pending validation of a new test).

 

Test options include ordering test code 1508 to Versiti (who forwards the test to ARUP to perfom), or order Mayo test code FIBAG.  These tests are ordered as "MISC" with comments.

Additional Codes

Versiti Test Code: 1012

Synonyms/Keywords

Ref Lab Code: 1012, Factor I Antigen, Immunologic Fibrinogen

Specimen Requirements

Specimen Type Preferred Container/Tube Acceptable Container/Tube Specimen Volume Specimen Minimum Volume
(allows for 1 repeat)		 Pediatric Minimum Volume
(no repeat)
Plasma Citrated Blue Top Tube (BTT)    0.5 mL aliquots   0.1 mL

Collection/Processing Instructions

These tubes should be drawn at least 90% full. Invert tube completely three or four times to mix. Do Not Shake. Centrifuge at 3000 rpm (refrigerated centrifuge preferred) for 10 minutes with the brake OFF. Transfer plasma to a polypropylene tube with a plastic pipette. Re-centrifuge this tube and then transfer top plasma to clean polypropylene tubes with another plastic pipette. Freeze immediately. Samples must be frozen within 2 hours of drawing. Do not filter plasma.

Specimen Stability Information

Specimen Type Temperature Time
Plasma Frozen @ -20°C    14 days
Frozen @ -80°C  1 year

Rejection Criteria

Grossly Hemolyzed

Non-frozen samples

More than one freeze/thaw cycle 

Performing Laboratory Name

Versiti Wisconsin

Referral Laboratory Information

Address Telephone Website Link Marshfield Lab Account #
638 N. 18th Street Milwaukee, WI 53233 800-245-3117 https://www.versiti.org  588

Performing Information

Performing Location Day(s) Test Performed Analytical Time Methodology/Instrumentation
Versiti Monday 7-10 days Radial Immunodiffusion

CPT Codes

CPT Modifier
(if needed)		 Quantity Description Comments
85385        

Outreach CPT Codes

CPT Modifier
(if needed)		 Quantity Description Comments
85385