See also:

• Health: Conditions and Diseases: Cardiovascular Disorders: Vascular Disorders: Thrombosis  (33)
• Science: Biology: Physiology: Blood Circulation: Coagulation  (5)

MedlinePlus: Congenital Protein C or S Deficiency - Brief information about these hypercoagulability disorders including causes, treatment, and prognosis..

MedlinePlus: Factor V Deficiency - Provides brief information about this inherited bleeding disorder, which is similar to hemophilia. Includes causes, symptoms, and prognosis..

MedlinePlus: Factor VII Deficiency - Brief information about this inherited bleeding disorder including causes, symptoms, and prognosis..

MedlinePlus: Factor X Deficiency - Information about this inherited disorder that causes abnormal bleeding including causes, treatment, and prognosis..

MedlinePlus: Factor XII Deficiency - Also known as Hageman factor, this is a congenital coagulation disorder that causes prolonged coagulation in a test tube but does not cause abnormal bleeding. Includes brief information..

Protein S Deficiency and Thrombophilia - Information about these rare medical conditions, anticoagulant therapy, research and online forum..

Rare Bleeding Disorder Database (RBDD) - A network of the hemophilia centres around the world by International Society of Thrombosis and Haemostasis..

Vicky's Website - The story of one woman's battle against acquired factor VIII inhibitor..

Viewpoint Online: Coagulation - Features articles about blood coagulation disorders including activated protein C resistance, von Willbrand's disease, and hypercoagulability..