Clinical Signs in Afferent and Efferent pupillary defects - The Marcus Gun Swinging Flashlight test.

Hi friends and students - this is part 2 of the Pupil examination tutorial. In this lecture , we shall learn about how to differentiate between the afferent and efferent limb defects in the pupillary pathway by interpreting the signs while performing a pupillary exam. This tutorial will also cover the optimal technique for performing the "Swinging flashlight test" to elicit the Marcus Gunn pupil.