1定定第一页,共四十页。2中枢性低钠血症是由于中枢神经系统的病变而引起的一组以血钠降低(jiàngdī)为主要临床表现的临床综合症,又称为低钠性脑病,它包括脑性盐耗综合症(Cerebralsaltwastingsyndrome,CSWS),和抗利尿激素分泌异常综合症(Syndromeofinappropriatesecretionofantidiuretichormone,SIADH)二种类型,中枢性低钠血症患者中约50%见于鞍区手术和重型颅脑损伤后,约25%的患者为原发性。第二页,共四十页。3定定定第三页,共四十页。4定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定īā定定定定定定定定定第四页,共四十页。5定定定定定第五页,共四十页。6(一)定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定ɡ定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定第六页,共四十页。7(二)定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定ǐ定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定定...