蛛网膜下腔出血(SAH)合并硬膜外血肿较为少见,现将我院遇到的4例报道如下。1 病例报告1.1 例1.女,71岁。于入院前2 h 在厕所中突然昏倒,意识不清,尿失禁。急诊头颅 CT 示脑沟、脑裂呈高密度改变,半球前纵裂有血肿,血肿破入第五脑室,并见双侧脑室及第三脑室积血。查体:昏迷,瞳孔左5.0 mm,右4.5 mm,光反应消失,眼底见双侧 Subarachnoid hemorrhage (SAH) with epidural hematoma is relatively rare, now our hospital encountered 4 cases reported below. 1 case report 1.1 cases 1. Female, 71 years old. 2h before admission suddenly collapsed in the toilet, unconsciousness, urinary incontinence. Emergency head CT showed sulci, high density of brain crack was changed, hemispheric hematoma anterior longitudinal splitting, hematoma ruptured into the fifth ventricle, and see the bilateral ventricle and the third ventricle hemorrhage. Physical examination: coma, left pupil 5.0 mm, right 4.5 mm, light reaction disappeared, the fundus see both sides