Uterine artery pseudoaneurysm rupture: a life-threatening presentation of vaginal bleeding.

Uterine artery pseudoaneurysm rupture is a rare, yet life-threatening, cause of postpartum hemorrhage. Prompt recognition and management are critical in severe vaginal bleeding. In this case, diagnosis by bedside ultrasonography and initial management with vaginal packing and fluid resuscitation were performed in the emergency department. Definitive treatment by selective arterial embolization was performed to achieve hemostasis. This article discusses options available in the diagnosis, management, and treatment of uterine artery pseudoaneurysm hemorrhage. [Ann Emerg Med. 2010;55:460-463.]