Kasabach-Merritt syndrome associated with infiltrating giant colonic hemangioma in a pregnant woman: Report of a fatal case.

Kasabach-Merritt syndrome (KMS) is a coagulopathy characterized by thrombocytopenia and hypofibrinogenemia associated with large vascular tumors. KMS can lead to disseminated intravascular coagulation which, if not treated promptly, can be life-threatening. There are few reported cases of this syndrome and its evolution in pregnant women.