肾小管酸中毒(Renal tubular acldosls,RTA)起病隐袭,早期症状不典型,临床表现复杂.常易误诊,现将我们两医院从1978～1986年间误诊的11例RTA病例分析如下: 一、误诊的病种:11例中误诊周期性麻痹3倒,尿崩症2例,特发性甲状旁腺机能减退、类风湿性关节炎、慢性肾炎、电解质紊乱、重症、肌无力、低血钾症各1例。二、误诊病例的主要临床表现:肌无力、代谢性酸中毒、中性或碱性尿各11例,低血钾和低血钙各9例,低血钠、高血缘各8例,多饮多尿各6例肾病、骨病各5例,手足搐搦4例,低 Renal tubular acideosis (RTA) insidious onset, atypical early symptoms, complex clinical manifestations. Often misdiagnosed, now our two hospitals from 1978 to 1986 misdiagnosed 11 cases of RTA analysis as follows: First, Misdiagnosis of disease: 11 cases of misdiagnosis of 3 cases of periodic paralysis, diabetes insipidus in 2 cases, idiopathic hypoparathyroidism, rheumatoid arthritis, chronic nephritis, electrolyte disorders, severe, weakness, hypokalemia Disease in 1 case. Second, the main clinical manifestations of misdiagnosed cases: muscle weakness, metabolic acidosis, 11 cases of neutral or alkaline urine, hypokalemia and hypocalcemia in 9 cases, hyponatremia, hyperlipemia in 8 cases, and more drinks Polyuria in 6 cases of nephropathy, bone disease in 5 cases, tetany 4 cases, low