WebMay 5, 2006 · Estimation of vertical (VCDR) and horizontal (HCDR) cup-to-disc ratio with slit-lamp ophthalmoscopy was made by three glaucoma specialists along with OCT scanning of optic nerve head. WebThis information helps to make sense of the cup-to-disc ratio. Assess the shape and contour of the neuroretinal rim. Look for signs of glaucomatous optic nerve damage including: retinal nerve fiber layer atrophy (detectable using red-free illumination), focal damage to the rim, zone beta peripapillary atrophy and the presence of disc hemorrhage.
Cup-to-disc ratio - YouTube
WebFeb 18, 2024 · The most prevalent risk factors for NAION were diabetes, cup-to-disc ratio equal to or below 0.3, hyperlipidemia and hypertension. A significant proportion of our study subjects (41%) were below the age of 50, and a cup-to-disc ratio (≤ 0.3) was found in 68.75% of young NAION patients and 56,6% of older NAION patients. WebAug 28, 2006 · When an eye doctor says there is a cup-to-disc ratio close to 1.0, this refers to almost complete cupping and an advanced damaged optic nerve from glaucoma (Figure 6-16). Conversely, if the cup-to-disc ratio is 0.3 or less, then this refers to a relatively healthy looking optic nerve. talking out of both sides of your mouth means
Cup-to-Disc Ratio in Idiopathic Intracranial Hypertension without ...
WebFeb 14, 2024 · How to calculate CD ratio in glaucoma 10,385 views Feb 13, 2024 229 Dislike Share Sharjeel Eye 19.2K subscribers In this video we will tell you in detail how to calculate cup disc ratio . WebJan 1, 2024 · They achieved an accuracy rate of 99.7% and 99.47% for the optic disc and cup segmentation respectively. Joshua et al. (2024) [25] assessed the performance of CDR on the two public Databases:... WebApr 1, 2024 · Cup to disc ratio (CDR) and glaucoma Specifications Table Value of the Data • The data is valuable for the development and improvement of automated algorithm for glaucoma detection. • The provided data is expedient for the analysis of retinal layers especially optic nerve head (ONH) region. • two giant black holes colliding sent