Test Code LAB314 Fibrinogen, Blood
Reporting Title
Fibrinogen
Methodology
Diagnostica Stago, Inc.
Used to identify congenital afibrinogenemia, disseminated intravascular coagulation, and evaluate fibrinolytic activity.
Performing Laboratory
OhioHealth Laboratory Services- RMH, GMC, DH, DMH, MGH, GMH, HMH, GCMH, MH, SH, BH, PMH and OMH Core Laboratories
Specimen Requirements
Unprocessed whole blood sample at RMH must arrive within 48 hours of draw.
Draw a full, light blue-top (citrate) tube, and send citrated whole blood. Invert several times to mix blood. Forward unprocessed whole blood promptly at ambient temperature. Do not refrigerate.
Note: Gross hemolysis, icterus and icteria may affect results.
If longer than 48 hours, spin down, remove plasma, spin plasma again and place a minimum of 1.0 mL of citrated platelet-poor plasma into a plastic vial and send frozen.
Specimen Stability Information
Specimen Type | Temperature | Time |
---|---|---|
Unspun whole blood | Room Temperature | 48 hours |
Spun, capped whole blood | Room Temperature | 8 hours |
Refrigerate | Do not refrigerate |
If longer than 48 hours, spin down, remove plasma, spin plasma again and place a minimum of 1.0 mL of citrated platelet-poor plasma into a plastic vial and send frozen.
Specimen Transport Temperature
Ambient: OK
Refrigerate: NO
Frozen: OK
Reference Values
224-483 mg/dL
Critical value <100 mg/dL
Alerting category: Always called within 1 hour
Note: Direct oral anticoagulants and high-concentrations of heparin (>2 U/mL) can falsely decrease fibrinogen concentration.
Day(s) Test Set Up
Monday through Sunday; Continuously
Test Classification and CPT Coding
85384