Oct 19, 2015 · Slide 20 When recording visual acuity, you must know you testing distance, if different than 20 feet or 6 meters for a Snellen acuity chart or 4 meters, which is 13.14 feet, for …

Feb 22, 2010 · In the present study, we reviewed the outcome of treating symptomatic Epithelial Basement Membrane Dystrophy with manual Superficial Keratectomy at University of Iowa …

Aug 21, 2025 · Visual acuity (VA), measured in LogMAR, was collected preoperatively and at Postoperative Day 1 (POD1), Month 1, and Month 3. Additional demographic, systemic, and …

Jun 24, 2013 · A comparative analysis of differences in visual acuity outcomes was performed by converting Snellen visual acuity measurements to logMAR values. Statistical comparisons …

Outside 20 , these values were 0.05 logMAD and 0.03 logMAR per decade. Detection acuity, which is limited by the eye’s optics, tends to show a slightly greater aging effect than resolution …

Sep 17, 2020 · According to a 2018 study of 246 patients, the median nadir of visual acuity during an optic neuritis attack were 20/100 in multiple sclerosis ON, hand motion in AQP4-IgG ON, …

The correlation between MD and logarithm of minimum angle of resolution (logMAR) was not significant (r = -0.116, P = .186) implying that the severity of central field defects could not be …

Amblyopia: From One Medical Student to AnotherClassification Amblyopia is most commonly a unilateral disease, however it can also present bilaterally. In unilateral amblyopia, the visual …

General Refraction Techniques Prior to starting your refraction, baseline visual acuities (OD, OS and OU) must be determined. For individuals with near vision complaints, and all presbyopes, …

At each visit, subjects underwent logMAR visual acuity, conventional and short-wavelength automated perimetry (SWAP) and scanning laser tomography using the Heidelberg Retina …