颅内压增高患者的护理课件

颅向瓜增高病人的护理Valadononry.chAsposeslidesforNET4odientPEvaluationonly.CreatedwithAsposeSlidesforNET4.0dientProfilo71Copyright2004-2017AsposePtyL颅角瓜增高定义颅向瓜增高是指当颅腔角容物体积增加或颅腔容积缩小越过颅脞可代偿的容量,导数颅角瓜持续越过200m屏D,并出现头痛、呕吐神盤乳头水肿等三大病征。Valadononry.chAsposeslidesforNET4odientPEvaluationonly.CreatedwithAsposeSlidesforNET4.0dientProfilo71Copyright2004-2017AsposePtyL颅角瓜的形戚颅用压(wdtaenanialpeddie9cr指颅腔向容物对颅腔壁所产的压力。颅腔Valadononry.chAsposeslidesforNET4odientPEvaluationonly.CreatedwithAsposeSlidesforNET4.0dientProfilo71Copyright2004-2017AsposePtyL颅角瓜的形減正常颅瓜减人:0.7~20kPa(70~200mmH20)儿:05~10kPa(50~100mmH20)Valadononry.chAsposeslidesforNET4odientPEvaluationonly.CreatedwithAsposeSlidesforNET4.0dientProfilo71Copyright2004-2017AsposePtyL颅向客物(cranial/cavitymatter脑织80%理学园地Valadononry.chAsposeslidesforNET4odientPEvaluationonly.CreatedwithAsposeSlidesforNET4.0dientProfilo71Copyright2004-2017AsposePtyL颅胶角容物cranialcavitymatter2~11大脑中动胁Valadononry.chAsposeslidesforNET4odientPEvaluationonly.CreatedwithAsposeSlidesforNET4.0dientProfilo71Copyright2004-2017AsposePtyL颅角客物rani/cavitymatter)蛛网膜粒脑脊液上矢状窦室间孔蛛网膜粒问烈第四脑室小脑廷髓池i0%上矢状窦脑脊液循环模式图Valadononry.chAsposeslidesforNET4odientPEvaluationonly.CreatedwithAsposeSlidesforNET4.0dientProfilo71Copyright2004-2017AsposePtyL颅向瓜的自身调节颅客积1400~1500m,颅艘容物脑组织、脑脊浪、血浪三者与颅胺容积相适,使颅角保持一定的瓜力。Valadononry.chAsposeslidesforNET4odientPEvaluationonly.CreatedwithAsposeSlidesforNET4.0dientProfilo71Copyright2004-2017AsposePtyL颅瓜的自身调节与代鯈◆正常的颅肉瓜有一定的波劭范围,可随血瓜、将、呼吸喲減勔有辋微的波动。◆颅瓜的绸节主要通过脑脊浪量的增减来实当印↑→脑脊港脊髓罔膜下腔/脑脊浪→分泌↓液一吸收t二做液一解年可当?↓脑脊液→兮潞↑吸收↓→脑脊浪量↑→不变Valadononry.chAsposeslidesforNET4odientPEvaluationonly.CreatedwithAsposeSlidesforNET4.0dientProfilo71Copyright2004-2017AsposePtyL颅向瓜的自身调节代侩脑脊渑的代偿客积是有限的,似占颅腔客积的10%,足以应付正常生趕收志下的颅向空间的变化。◆当颅瓜增加到一定程威时(越过了其临界点),其生调节能力遜澌丧失,最终产生严重的颅瓜增高。Valadononry.chAsposeslidesforNET4odi