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Ophthalmology and Visual Sciences

This is an article in two parts. It is a summary of material published in peer-reviewed ophthalmic journals. For more detailed information, please refer to the papers in the bibliography and the various articles cited in those papers.

Anterior Ischemic Optic Neuropathy

Anterior Ischemic Optic Neuropathy

Part I: An Introduction for Patients

Contributors: Sohan Singh Hayreh, MD, MS, PhD, DSc, FRCS, FRCOphth Patricia A. Podhajsky, BSN

Part I of this article is intended to give basic information about ischemic optic neuropathy in lay persons' term.

Dr. Hayreh does not give an opinion without personally examining a patient; he feels that to do so is unethical and also potentially dangerous.

Part II: a discussion for physicians

Contributors: Sohan Singh Hayreh, MD, MS, PhD, DSc, FRCS, FRCOphth

Ocular Vascular Clinic
Department of Ophthalmology & Visual Sciences
Carver College of Medicine
University of Iowa
Iowa City, Iowa

diagrams of CRA

Schematic Representation Of Blood Supply of: (A) The Optic Nerve Head And (B) The Optic Nerve.

Abbreviations: A = arachnoid; C= choroid; CRA= central retinal artery; Col. Br.= Collateral branches; CRV= central retinal vein; D= dura; LC= lamina cribrosa; NFL= surface nerve fiber layer of the disc; OD= optic disc; ON= optic nerve; P= pia; PCA= posterior ciliary artery; PR and PLR= prelaminar region; R= retina; RA= retinal arteriole; S= sclera; SAS= subarachnoid space.

A Reproduced With Permission From Hayreh 1978 [16]. B Modified From Hayreh, S.S. 1974 [8].