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Increased Intraocular Pressure and Optic Nerve Atrophy.

Increased Intraocular Pressure and Optic Nerve Atrophy. This article is only available in the PDF format. Download the PDF to view the article, as well as its associated figures and tables. Abstract This book discusses a most important subject. The authors describe the normal vascular supply of the optic nerve. They find, contrary to the opinion of some, that the central retinal artery does not supply branches of significance for the nutrition of the optic nerve. This is supplied, they state, by the "central optic nerve artery" or "at least an equivalent system of axial blood supply to the optic nerve." The lamina cribrosa is supplied by (1) branches from the arterial circle of Zinn-Haller which originates from branches of the short ciliary arteries and (2) division of the axial system of the optic nerve. The authors' histopathological studies suggest that the first tissue defect due to increased intraocular pressure is the development of small holes in the nerve fiber layer; the mesodermal tissue is then compressed and excavation of the disc results. Clinically the authors report cases of loss of visual http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Archives of Ophthalmology American Medical Association

Increased Intraocular Pressure and Optic Nerve Atrophy.

Archives of Ophthalmology , Volume 77 (3) – Mar 1, 1967

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Publisher
American Medical Association
Copyright
Copyright © 1967 American Medical Association. All Rights Reserved.
ISSN
0003-9950
eISSN
1538-3687
DOI
10.1001/archopht.1967.00980020425026
Publisher site
See Article on Publisher Site

Abstract

This article is only available in the PDF format. Download the PDF to view the article, as well as its associated figures and tables. Abstract This book discusses a most important subject. The authors describe the normal vascular supply of the optic nerve. They find, contrary to the opinion of some, that the central retinal artery does not supply branches of significance for the nutrition of the optic nerve. This is supplied, they state, by the "central optic nerve artery" or "at least an equivalent system of axial blood supply to the optic nerve." The lamina cribrosa is supplied by (1) branches from the arterial circle of Zinn-Haller which originates from branches of the short ciliary arteries and (2) division of the axial system of the optic nerve. The authors' histopathological studies suggest that the first tissue defect due to increased intraocular pressure is the development of small holes in the nerve fiber layer; the mesodermal tissue is then compressed and excavation of the disc results. Clinically the authors report cases of loss of visual

Journal

Archives of OphthalmologyAmerican Medical Association

Published: Mar 1, 1967

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