“…While these factors may contribute to intramuscular and retroperitoneal hematomas, bleeding rarely starts without an extrinsic cause, such as trauma, anticoagulation therapy, hemophilia, and other congenital or acquired coagulopathies unrelated to liver disease, surgical or endovascular procedures, or vascular lesions. Multiple reports have described spontaneous intramuscular or retroperitoneal bleeding related to anticoagulation and other systemic diseases [2,15], but few cases have been reported in patients with liver cirrhosis [4,[7][8][9]16].…”