Snellen chart


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Words related to Snellen chart

display consisting of a printed card with letters and numbers in lines of decreasing size

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Snellen chart was used for checking best corrected visual acuity (BCVA), at 6 meters.
The patients with orbital cellulitis had decreased VA (for at least 2 lines of Snellen charts).
The vision ratio's information is provided by the Snellen Chart's information.
CC is evaluated by Snellen chart to check the visual acuity in children >3 years old.
The study tools used were a structured interview schedule, Snellen chart, Roman test type chart, measuring tape, eye shield, torch light, and pinhole.
A significant (over 20%) VA improvement (more than two lines at Snellen chart) was observed in 44.1% of patients having 31-70 mm tumor size; 44.7% patients had no change in postoperative VA, and 44.7% of patients had improved VA.
2) The new form no longer requires the driver's signature, blood-pressure reading, visual acuity test using the Snellen chart to determine the driver's eyesight condition, the first endorsement of LTO branch chief prior to the conduct of medical examination, and the official receipt of payment by the driver for the medical examination-unlike the old form.
With one eye covered, they were then instructed to read the letters on the Snellen chart beginning from the top and largest letter and proceeding to the smallest line they could read.
The traditional eye test is based around the Snellen chart. Developed in 1862 by Dutch ophthalmologist Herman Snellen, the chart displays 11 lines of block letters.
Nonetheless to allow for comparison with the literature, (5) we also calculated the frequency of uncorrected DVI in the current sample using 20/40 or worse on the Snellen Chart, the same cutoff as used by these authors.
Vision should be tested using a Snellen chart in suspected corneal ulcer.
Snellen chart is used for testing the vision, with the standard Snellen chart, vision is tested at a distance of 6 meters or 20 feet.
(9) The course covered social interaction, basic anatomy, physiology, optics, data collection and VA screening using an Illiterate E Snellen Chart. This chart was selected because many Grade R learners are not yet familiar with identifying and naming basic letters and numbers.
Best-corrected visual acuity (BCVA) was 20/20 right eye (OD) and 20/400 OS using the Snellen chart. Intraocular pressure using Goldman applanation tonometer was 16 mmHg on both eyes (OU).
At the medical examination he was asked to read the Snellen Chart to test his visual capability.