患者 :女性 ,76岁。因口干、多饮、多尿、多食 5 a,呕吐、腹泻 5 d入院。患者 5 a前出现口干、多饮、多尿、多食 ,但日渐消瘦 ,体重下降约 5 kg,但未予注意。2 a前因纳差、呕吐、乏力入他院治疗 ,诊断为“糖尿病酮症酸中毒 ,2型糖尿病”,经予补液、胰岛素等治疗 ,病情稳定后出? Patients: Female, 76 years old. Due to dry mouth, drink more, more urine, eat more than 5 a, vomiting, diarrhea 5 d admission. The patients had dry mouth, drink more, had more urine before 5 a, had more weight but lost weight and lost about 5 kg of body weight, but did not pay attention. 2 a ago due to anorexia, vomiting, fatigue into his hospital for treatment, diagnosed as “diabetic ketoacidosis, type 2 diabetes”, by fluid replacement, insulin and other treatment, the condition was stable after?