Inflammation
Fibrinogen
Coagulation protein and acute-phase reactant; persistently high values increase CV risk.
Sample
Citrated plasma
Clinical reference range
200 to 400 mg/dL
Adult
Conv: 200–400 mg/dL
Biology
What it measures
Hepatic glycoprotein cleaved by thrombin to fibrin. Synthesis induced by IL-6.
Clinical use
Why we order it
DIC workup (low), bleeding evaluation, chronic inflammation.
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