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A 44-year-old woman presented with painful diplopia while looking up or down after being struck in the left eye with a bare fist. She had no proptosis or ptosis, and her afferent visual system and pupils were normal. She had orthophoria (normal muscular balance) in primary gaze but could not look up or down with her left eye (Panel A). Entrapment of the inferior rectus muscle was the presumed cause of up-gaze limitation, and direct trauma to the muscle the cause of down-gaze palsy. Forced ductions were positive up and negative down, supporting this explanation. Computed tomography without the administration . . . [Full Text of this Article] |
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