WebOccasionally, optic disc cupping is seen and the disc appearance may resemble glaucomatous disc cupping. Pallor of the neuro-retinal rim is a specific but insensitive sign of non-glaucomatous cupping. ... Hereditary optic neuropathies can be isolated or associated with other neurological signs and symptoms. Patients with dominant optic ... WebOptic nerve hypoplasia, which is an abnormally small optic nerve head. Megalopapilla, which presents as an enlarged optic nerve head with an increased cup-to-disc ratio and a horizontally elongated cup. Morning glory syndrome, which appears as a funnel-shaped excavation, an enlarged optic nerve head, and an increased number of disc vessels.
Open Angle Glaucoma - StatPearls - NCBI Bookshelf
WebThe symptoms of optic neuritis can vary widely in severity. More extensive optic nerve inflammation leads to more noticeable symptoms. Just because you have severe symptoms doesn’t necessarily mean that optic neuritis … WebJun 15, 2005 · It's important to remember that the size of the optic disc and the size of the cup are interrelated. Thus, a normal, large disc will have a large cup, and a normal, small disc will have a small cup. This means that it is possible for a patient with a small optic disc and a small C/D ratio, such as 0.3, to have glaucomatous optic neuropathy. song god bless america lyrics and music
National Center for Biotechnology Information
WebVisual acuity in ODC can be difficult to predict from the appearance of the disc alone and can range from mild to severely affected vision. Unilateral or bilateral ODC may occur. [5] Etiology ODC is believed to be the result of incomplete closure of the proximal part of the embryonal fissure during the sixth week of gestation. [6] WebAbstract. Purpose of review: Pathological optic-disc cupping is most often caused by glaucoma, but may be seen in many less-common neuro-ophthalmic conditions. The goal of this article is to examine a host of entities causing optic-disc cupping, present key differentiating characteristics and pathophysiologies, and outline diagnostic approaches. http://kellogg.umich.edu/theeyeshaveit/opticfundus/pigment_epitheliopathy.html smaller heart pupil