CompanyLOGO视网膜脱离上海市奉贤区中心医院眼科刘刚www
themegallery
comCOMPANYLOGO本章节重点•视网膜脱离的定义及分类•孔源性视网膜脱离的临床表现,诊断与治疗www
themegallery
comCOMPANYLOGO视觉器官的解剖www
themegallery
comCOMPANYLOGO眼球的解剖www
themegallery
comCOMPANYLOGO正常成年人眼底像www
themegallery
comCOMPANYLOGO视网膜的解剖www
themegallery
comCOMPANYLOGO视网膜脱离的定义是指视网膜神经上皮与视网膜色素上皮之间的分离
Retinaldetachment(RD)www
themegallery
comCOMPANYLOGO视网膜脱离的分类•一、孔源性视网膜脱离Rhegmatogenousretinaldetachment(RRD)•二、牵拉性视网膜脱离Tractionalretinaldetachment(TRD)•三、渗出性视网膜脱离Exudativeretinaldetachment(ERD)www
themegallery
comCOMPANYLOGO一、孔源性视网膜脱离视网膜脱离视网膜裂孔形成www
themegallery
comCOMPANYLOGO
发病机制发病机制玻璃体液化与后脱离视网膜变性www
themegallery
comCOMPANYLOGO玻璃体生理•透明凝胶状态,98%水、透明质酸、网状II型胶原、少量玻璃体细胞•后界膜通过粘多糖与内界膜IV型胶原粘连•粘连最紧处:视盘、黄斑、大血管弓、基底部、视网膜变性区www
themegallery
comCOMPANYLOGO图例www
themegallery
comCOMPANYLOGO玻璃体变性与玻璃体后