Cupping of the optic disc in ischemic optic neuropathy.


Stereophotographs of the optic disc were reviewed in 78 patients with ischemic optic neuropathy (ION). Only 10% (6) of 61 nonarteritic (idiopathic) ION eyes developed optic disc cupping similar to that seen in glaucomatous eyes. Five of ten eyes with ION due to giant cell arteritis had cupping simulating glaucoma; however, two had elevated intraocular… (More)


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