低钠血症是一种比较常见的电解质紊乱,严重低钠常出现头痛、表情淡漠、嗜睡、癫痫样发作和昏迷等神经症状,易被误认为各种原发性中枢神经系统疾病或脑血管意外,延误诊疗而导致严重后果,故对其临床重要性似有强调的必要。病历摘要:患者女性,76岁。因间歇血尿6年经 Hyponatremia is a common electrolyte disorder, severe hyponatremia often headache, apathy, lethargy, epileptic seizures and coma and other neurological symptoms, easily mistaken for a variety of primary central nervous system diseases or cerebrovascular Accidents, delays in diagnosis and treatment lead to serious consequences, so it seems necessary to emphasize its clinical importance. Medical record summary: Patient female, 76 years old. Due to intermittent hematuria six years