|Articles|August 15, 2004

Rule of pupil still applies to complete third-nerve palsy

St. Louis-When the rule of the pupil was first described in 1958 by Wilbur Rucker, MD, there were specific guidelines to follow if the pupillary reaction was normal and if it was not; in the first case, paralysis is likely due to occlusive vascular disease and in the second case to aneurysm.

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