Saccade Sequences and Rapid Number Naming in Chronic Concussion (video)
Creator
Weiwei Dai, Doria Gold, John Ross Rizzo, Todd Hudson, Ivan Selesnick, Lisena Hasanaj, Laura Balcer,Steven Galetta, Janet Rucker
Subject
Ocular Motility
Description
The King-Devick (K-D) test is sensitive for concussion detection on athletic sidelines, with longer test times in concussion largely due to inter-saccadic interval (ISI) prolongation. The ISI is a measure of time between saccades that represents a combination of fixationduration and saccade latency. K-D saccade latency cannot be directly measured, as numbers are simultaneously displayed. We assessed saccade latency in classic saccade sequences independent of K-D test.
Date
2017
Language
eng
Format
video/mp4
Source
2017 North American Neuro-Ophthalmology Society Annual Meeting