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患者男,65岁。发作性意识丧失6年,无明显诱因,常在早晨3～6点时发作,每次发作持续0.5～1小时,可自行缓解。一般1～2个月发作1次。无多饮、多尿、多食表现。半年来发作频繁,2～3天发作一次,发作时饮糖水可缓解症状。无心脏病、高血压、糖尿病、肝肾病及癫痫病史。查体无阳性体征。B超及CT均未发现胰腺占位。发作时测血糖为1.4～2.2mmol/L,血磷1.94nmol/L(0.6～1.9),ACTH、PTH、GH、降钙素等均正常。胰高血糖素137.28
Male patient, 65 years old. Paroxysmal consciousness loss for 6 years, no obvious incentives, often in the morning 3 to 6 points attack, each episode lasts 0.5 to 1 hour, can relieve itself. Usually 1 to 2 months, 1 attack. No more drink, more urine, more food performance. Attacks occur frequently in the past six months and occur once every 2 to 3 days. Drinking water can relieve symptoms when attacked. No history of heart disease, hypertension, diabetes, liver and kidney disease, and epilepsy. There are no positive signs for physical examination. B-ultrasonography and CT did not reveal pancreatic mass. Onset of blood glucose was 1.4-2.2 mmol/L, serum phosphorus was 1.94 nmol/L (0.6-1.9), and ACTH, PTH, GH, and calcitonin were all normal. Glucagon 137.28