This clip demonstrates the examination technique for measuring the Relative Afferent Pupillary Defect (RAPD). Demonstration of balancing an afferent papillary defect using filters in a patient with a resolving optic neuritis and an afferent papillary defect on the left.
Citations and ownership: Contributor Primary: Kathleen B. Digre, MD, Professor of Neurology and Ophthalmology, Director of Neuro-Ophthalmology, John A. Moran Eye Center, University of Utah School of Medicine. Contributor Secondary: Daniel Jacobson, MD; Ray Balhorn, Digital Video Compressionist; Publisher: Spencer S. Eccles Health Sciences Library, University of Utah.
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