Peripapillary atrophy in glaucoma
WebPeripapillary chorioretinal atrophy is one among several morphologic variables to detect glaucomatous abnormalities. Ranking optic disc variables for the detection of … WebMar 15, 2005 · In general, the answer lies in the changes to the structure of the optic nerve that occur in glaucoma vs. the changes that occur in conditions that lead to optic atrophy. …
Peripapillary atrophy in glaucoma
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WebBeta zone (mean length:0.35±0.52 mm) was significantly (P = 0.01) larger in the glaucoma group than in the non-glaucomatous group. It was not significantly (P = 0.28) associated with axial length. Beta zone was significantly (P = 0.004) larger than the region with occluded choriocapillaris. WebApr 6, 2024 · Myopia is the most common ocular disorder in the world, with a high prevalence rate in East Asia. 1 – 3 In myopic eyes, axial elongation is accompanied by scleral remodelling around the optic nerve head (ONH). Moreover, specific anatomic optic disc features, such as peripapillary atrophy, often appear in myopic eyes. 4 – 6 In recent …
WebMay 15, 2002 · PPA refers to the atrophic-like changes that occur to the retina and choroid immediately adjacent to the optic nerve. Generally, there are two types, based on location … WebMorning glory disc anomaly (MGDA) is characterized by a funnel-shaped excavation of the optic nerve head, peripapillary atrophy, and retinal vessels emerging from the disc edge in an abnormal radial pattern. 87 Using OCT analysis of a case of isolated MGDA, Srinivasan et al 88 showed an enlarged optic cup and disc with increased retinal nerve ...
WebOct 29, 2012 · Peripapillary atrophy describes atrophy or thinning in the layers of the retina and retinal pigment epithelium around the optic nerve. There is no treatment and it … WebTILTED DISCS. (3A) Right and (3B) left optic nerves of highly myopic Chinese man with bilateral tilted discs and peripapillary atrophy (double arrows). At presentation, he had a dense superior field defect on the right …
WebMar 12, 2024 · The mechanism of RPE atrophy in the peripapillary region with aging is not fully determined. It is generally thought to be caused by insufficient blood supply due to a …
WebApr 6, 2024 · Myopia is the most common ocular disorder in the world, with a high prevalence rate in East Asia. 1 – 3 In myopic eyes, axial elongation is accompanied by … inc-707629WebIn general, disc hemorrhage and open angle glaucoma is known to be increased in the elderly myopic population. 24 Optic pits are also associated with beta peri-papillary … inc-9 format in wordWebMar 16, 2024 · The β-zone parapapillary atrophy (βPPA) is characterized by the visibility of large choroidal vessels and sclera due to atrophy of the retinal pigment epithelium (RPE) and choriocapillaries adjacent to the optic nerve. 1, 2 βPPA is correlated with both glaucoma severity and progression. 1, 3, 4 Moreover, recent reports have suggested that glaucoma … inc-825WebJan 27, 2024 · Glaucoma is a heterogeneous group of progressive blinding disorders that result from pressure-induced stresses within the lamina cribrosa and peripapillary sclera at the optic nerve head, causing optic nerve cupping, atrophy of the retinal ganglion cells (RGC), and retinal nerve fiber layer (RNFL) loss. inc-812aWebApr 11, 2024 · Reproducibilidad de la densidad vascular peripapilar, cabeza del nervio óptico y área macular por OCT-A de acuerdo con la severidad del glaucoma Reproducibility of … inc-7a-obd memory saverWebApr 6, 2024 · Peripapillary atrophy (PPA) occurs commonly in glaucoma, and is characterised by the loss of retinal pigment epithelium (RPE) adjacent to the ONH. Under pro-fibrotic conditions, epithelial cells throughout the body can differentiate into fibroblast-like cells through epithelial-to-mesenchymal transition (EMT) and contribute to ECM … inc-9 formatWebApr 11, 2024 · Reproducibilidad de la densidad vascular peripapilar, cabeza del nervio óptico y área macular por OCT-A de acuerdo con la severidad del glaucoma Reproducibility of peripapillary, optic nerve head and macular vessel density by OCT-A according to glaucoma severity staging include people images