脑水肿不是一种独立的疾病,而是许多疾病的共同征群,在某些脑或全身疾患中,引起脑组织细胞外或细胞内水分增多,导致脑体积与重量增加者,临床上统称脑水肿。在儿科中,脑水肿常继发于脑膜炎、脑炎、菌痢,肺炎、百日咳及其它疾病,为危重患儿常见并发症,如治疗不及时,常可形成脑疝危及生命.有的患儿即使获救,也往往由于反复抽搐、昏迷,使脑部血管收缩,脑细胞缺氧,以致留下智力愚钝,失语、瘫痪等 Brain edema is not an independent disease, but a common syndrome of many diseases, in some brain or systemic disorders, causing extracellular or intracellular water in the brain tissue increases, leading to increased brain volume and weight, clinically known as the brain Edema. In pediatrics, cerebral edema often secondary to meningitis, encephalitis, bacillary dysentery, pneumonia, whooping cough and other diseases, common complications for critically ill children, such as treatment is not timely, often form hernia life-threatening. Even children rescued, often due to repeated convulsions, coma, vasoconstriction of the brain, brain cells hypoxia, resulting in mental retardation, aphasia, paralysis, etc.