University of Iowa Health Care

Ophthalmology and Visual Sciences

Superior oblique myokymia

Lucas T. Lenci, MD and Matthew J. Thurtell, MBBS, MSc

January 4, 2016

Superior oblique myokymia (SOM) is an uncommon disorder characterized by rapid, low-amplitude, high frequency contractions of the superior oblique muscle, which results in monocular vertical-torsional oscillopsia. This patient has very small amplitude vertical-torsional movements in the left eye that are characteristic of this condition.

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last updated: 03/21/2016
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