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HelpCatalog ID Fibrinogen Fibrinogen
CPOE Test Name
Fibrinogen
Synonyms
Factor I
Specimen Type
Plasma
Specimen Requirements
Light Blue Top (Sodium Citrate) tube; 2.7 mL blood
Storage and Transport
Room temperature. Transport to the lab immediately.
Special Instructions
Always allow blue top/citrate tubes to fill completely.
Causes for Rejection
Improper filling especially underfilling;
wrong tube;
clotted or hemolyzed;
improper labeling;
delay in transport
Reference Range
200 – 400 mg/dL
Critical Values
0-28 days: ≤150mg/dL;
>28 days: ≤50 mg/dL
Turn Around Time
1 hour
Performing Lab
Core Laboratory BI 2023 721-2120
Methodology
Clauss clot assay
CPT/HCPCS Code
85384
CPT / HCPCS Code
85384