Parahemophilia; Owren's disease
This is an inherited disorder; there is no known prevention.
Asselta R, Tenchini ML, Duga S. Inherited defects of coagulation Factor V: the hemorrhagic side. J Thromb Haemost. 2006 Jan;4(1):26-34.
Kessler CM. Hemorrhagic disorders: coagulation factor deficiencies. In: Goldman L, Ausiello D, eds. Cecil Medicine. 23rd ed. Philadelphia, Pa: Saunders Elsevier; 2007:chap 180.