FIBRINOGEN

Test Code

LAB314

CPT Codes
85384

Preferred Specimen

One 3 mL blue top tube
Pediatric: One 1.8 mL pediatric blue top tube

Minimum Volume

1 mL Plasma

Instructions

Tube must be filled to etched line to perform testing.
Samples must be centrifuged at 3000 rpm for 10 minutes or using a high-speed centrifuge. Platelet poor plasma should be separated into 1 ml aliquots. Samples should be frozen within one hour (best practice), however samples stable for 4 hours. Samples must remain frozen during transport. Any samples that are received thawed are not suitable for testing.

Specimen Stability

Ambient: 4 hours if cap has not been removed or punctured
Frozen: 6 months (-70C)

Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)

Clotted specimen, underfilled tube, or gross hemolysis.

Methodology
Optical density by Clauss method on ACL TOP. This is a fibrinogen ACTIVITY assay.

Setup Schedule

Sunday-Saturday

Reference Range

Adult: 200-400 mg/dL
<18 years old: 120-450 mg/dL

Clinical Significance

Fibrinogen levels are useful for detecting increased or decreased fibrinogen levels of acquired or congenital origin. It is also useful for monitoring the severity and treatment of disseminated intravascular coagulation and fibrinolysis.

Performing Laboratory
West Virginia University Hospital, Inc.
Berkeley Medical Center
Camden Clark Medical Center
Camden Clark Medical Center
Garrett Regional Medical Center
Jackson General Hospital
Jefferson Medical Center
Princeton Community Hospital
Reynolds Memorial Hospital
United Hospital Center
Uniontown Hospital
Wheeling Hospital

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.