糖尿病慢性并发症临床上比较多见,而甲状腺机能减退症某些临床表现与糖尿病慢性并发症有许多相似之处,且起病隐袭,因而糖尿病合并甲减时,易掩盖对甲减的及时诊断,现报道糖尿病合并原发性甲减误诊3例,并分析其误诊原因。 1 临床资料 例1,女,50岁,于3年前因多饮、多尿经检查确诊为糖尿病,一直口服降糖药物治疗。因近几月来面部、双下肢浮肿查尿常规发现尿蛋白++,血BUN14. Chronic complications of diabetes clinically more common, and some of the clinical manifestations of hypothyroidism and chronic complications of diabetes have many similarities, and insidious onset, diabetes mellitus and hypothyroidism, easy to cover up a hypothyroidism in time Diagnosis, is reported in patients with diabetes mellitus primary hypothyroidism in 3 cases, and analyze the causes of misdiagnosis. 1 clinical data example 1, female, 50 years old, three years ago due to drink more, diagnosed as polyuria by diabetes, oral hypoglycemic agents. In recent months because of the face, both lower extremity edema check urinary proteinuria, blood BUN14.