Fibrinolysis is a normal body process. It prevents blood clots that occur naturally from growing and causing problems.
Primary fibrinolysis refers to the normal breakdown of clots.
Secondary fibrinolysis is the breakdown of blood clots due to a medical disorder, medicine, or other cause. This may cause severe bleeding.
Blood clots form on a protein called fibrin. The breakdown of fibrin (fibrinolysis) can be due to:
Your doctor may give you medicines to help blood clots break down more quickly. This may be done if a blood clot causes a heart attack.
Primary fibrinolysis; Secondary fibrinolysis
Schafer AI. Hemorrhagic disorders: Disseminated intravascular coagulation, liver failure, and vitamin K deficiency. In: Goldman L, Ausiello D, eds. Goldman's Cecil Medicine. 24th ed. Philadelphia, PA: Saunders Elsevier; 2011:chap 178.
Updated by: Todd Gersten, MD, Hematology/Oncology, Florida Cancer Specialists & Research Institute, Wellington, FL. Review provided by VeriMed Healthcare Network. Also reviewed by David Zieve, MD, MHA, Isla Ogilvie, PhD, and the A.D.A.M. Editorial team.
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