5/23/2023 0 Comments Scotoma evolution optic neuritis![]() The anterior part (optic nerve head) which is supplied primarily by the posterior ciliary artery circulation (Fig.Classification:īased on the pattern of blood supply of the optic nerve, it can be divided into two distinct regions: Ischemic optic neuropathy is due to acute ischemia of the optic nerve. There is also a forthcoming book on AION by Sohan Singh Hayreh, it should be available in 2011. For detailed information and bibliography, please consult the original paper. The following is an abbreviated version of that. Based on those studies and other published reports, I have discussed the entire subject of ischemic optic neuropathy at length in a recent review article published in the journal Progress in Retina and Eye Research. I have conducted basic, experimental and clinical research on the blood supply of the optic nerve and on various aspects of ischemic optic neuropathy since 1955. ![]() Its pathogenesis, clinical features and management have been subjects of a good deal of controversy and confusion. ![]() ![]() Ischemic optic neuropathy constitutes one of the major causes of blindness or seriously impaired vision among the middle-aged and elderly population, although no age is immune. Part one is an introduction suitable for patients and others unfamiliar with AION. Note: This is the second in a pair of articles about AION. Sohan Singh Hayreh, MD, MS, PhD, DSc, FRCS, FRCOphthĭepartment of Ophthalmology & Visual Sciences Anterior Ischemic Optic Neuropathy: Part II: a discussion for physicians
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