患者,男性,73岁,因昏迷3小时入院。入院当日晨8时诉头痛、恶心,呕吐1次,喷射状,为胃内容物,继之昏迷,小便失禁。既往糖尿病史8年,长期服用优降糖2.5mg每日2次等药物,血糖维持正常。入院查体:T36.5℃,P102次/分,R34次/分,深大,BP26.6/16.0kPa,神志不清,眶上神经及角膜反射存在,两侧瞳孔等大等圆,对光反应迟纯,颈软稍有抵抗,两肺无异常,心率102次/分,未闻杂音,律 Patient, male, 73 years old, admitted to hospital for coma 3 hours. Eight o’clock on the day of admission complained of headache, nausea, vomiting 1, jet-like, stomach contents, followed by coma, urinary incontinence. Past history of diabetes 8 years, long-term use of 2.5mg daily glyburide and other drugs, blood glucose remained normal. Admission examination: T36.5 ℃, P102 beats / min, R34 beats / min, deep, BP26.6 / 16.0kPa, confusion, supraorbital nerve and corneal reflex exist, both sides of the pupil and other large round, right Light pure reaction, slightly soft neck, no abnormal lungs, heart rate 102 beats / min, no unheard noise, law