目的探讨以低钾型周期性麻痹为首发症状的甲亢的临床特点。方法分析11例低钾型周期性麻痹为首发症状的甲亢的临床表现及辅助检查结果。结果 11例患者血钾均低于正常,甲亢指标高于正常。结论低钾型周期性麻痹为首发症状的甲亢应以引起临床重视,诊断明确后及时补钾的同时口服抗甲状腺药物。 Objective To investigate the clinical features of hyperthyroidism with hypokalemic periodic paralysis as the first symptom. Methods 11 cases of hypokalemic periodic paralysis as the first symptom of hyperthyroidism clinical manifestations and laboratory examinations. Results All the 11 patients had lower serum potassium levels and higher than normal hyperthyroidism indexes. Conclusions Hypokalemia, the first symptom of hypokalemic periodic paralysis, should be given clinical attention. Oral thyroid drugs should be orally administered at the same time when potassium is clearly diagnosed.