患女，51岁，工人。因多尿3年余，发热、畏寒3天，于1996年8月7日就诊。自述约从1993年上半年起，无明显诱因渐感夜尿增多至今，每晚要起床3～4次解小便，白天约隔1～2小时解1次，尿清、量中等，无尿痛、尿热及淋漓不尽的感觉，口渴不明显，腰腹不胀痛，只是睡眠欠佳、多梦，其 Women, 51 years old, workers. Due to polyuria more than 3 years, fever, chills 3 days, on August 7, 1996 treatment. From about the first half of 1993, there was no obvious incentive to gradually increase the incidence of nocturia. Soon to get up 3 to 4 times a night to relieve urination, 1 to 2 hours a day solution, urine, medium volume, no dysuria , Urinary heat and dripping feeling, thirst is not obvious, no pain in the waist, but poor sleep, more dreams, its