摘要:Idiopathic age related macular hole is characterized by involutional changes in the inner retinal layers at fovea due to V itreomacular Traction.It is a common cause of central vision loss,prevalence being 3: 1000 individuals,more commonly seen in females,peak incidence in 6-7h decade. Visual symptoms include central metamorphopsia and reduced visual acuity. Gass [51 classified it as follows :.