Abstract:

A case of rhabdomyolysis due to hypokalemia with weakness in the right lower limb was reported. On November 2, 2022, due to "sudden right lower limb weakness for 3 hours and 12 minutes", the patient was admitted by Second Hospital, Guizhou University of Traditional Chinese Medicine as "acute stage of cerebral infarction?". The physical examination on admission showed the right lower limb muscle strength level Ⅲ, slightly decreased shallow sensation of the right lower limb, and right Babinski sign (±). He had a history of hypertension and regularly took irbesartan hydrochlorothiazide tablets. During the hospitalization,the patient had intractable hypokalemia. After the third day, the patient gradually developed weakness in both lower limbs and brown urine, and the highest creatine kinase (CK) level was 6 955 U/L; he was confirmed as rhabdomyolysis caused by hypokalemia. The CK, K⁺, and clinical symptoms returned to normal after massive potassium supplementation, and the patient was discharged.

Key words:

Rhabdomyolysis, Hypokalemia, Weakness of limb, Case report

摘要：

报道1例低钾血症致横纹肌溶解以右下无力为首诊表现的病例。患者于2022年11月2日因“突发右下肢无力3小时12分”，经贵州中医药大学第二附属医院以“脑梗死急性期？”入院，入院查体：右下肢肌力Ⅲ级，右下肢浅感觉稍减退，右侧Babinski征（±）。既往有“高血压”病史并规律口服“厄贝沙坦氢氯噻嗪片”。住院期间患者顽固性低钾血症，在第3天后逐渐出现双下肢无力、尿液呈茶色，肌酸激酶（CK）指标最高值6 955 U/L，确诊为“低钾血症致横纹肌溶解”。患者经大量补钾治疗后CK、钾离子（K⁺）指标和临床症状恢复正常后出院。

关键词:

横纹肌溶解, 低钾血症, 肢体无力, 病例报告