Anterior Ischemic Optic Neuropathy

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

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].

Ophthalmology and Visual Sciences