Fibrinogen
Also known as: Factor I
Formal name: Fibrinogen
Related tests: Prothrombin Time (PT), Partial Thromboplastin Time (PTT), D-dimer, Coagulation Factors, Thrombin Time
At a Glance
Why Get Tested?
To determine whether your fibrinogen level is adequate to allow normal blood clotting; to help diagnose disseminated intravascular coagulation (DIC); to help determine whether you have an inherited fibrinogen deficiency or abnormality; sometimes to help evaluate your risk of developing cardiovascular disease
When to Get Tested?
When you have unexplained or prolonged bleeding, an abnormal Prothrombin Time (PT) or Partial Thromboplastin Time (PTT) test, or have a relative with a hereditary fibrinogen deficiency or abnormality; when your doctor wants additional information to help evaluate your risk of developing heart disease
Sample Required?
A blood sample drawn from a vein in your arm or sometimes via fingerstick
