因低钠所致的脑水肿临床并不少见,但以颅压升高就诊时如忽视血电解质的检查,往往会忽略病因诊断,以致延误。患儿女,9岁,主因昏迷2天,抽风4小时入院。患儿两天前“感冒”发热,晨起腹痛伴恶心、吐水样物4次,非喷射状,量较多。午后不省 Brain edema due to hyponatremia clinical is not uncommon, but elevated intracranial pressure such as neglect of blood electrolyte examination, often ignore the cause of diagnosis, resulting in delays. Children with children, 9 years old, the main coma for 2 days, ventilation 4 hours admission. Children two days ago, “cold” fever, abdominal pain with nausea morning, spit water like 4 times, non-jet-like, the amount of more. Afternoon unconscious