Skew deviations distinguished from oblique muscle palsy.

Distinguishes skew deviations from oblique muscle palsy. Attention to the direction of the cyclotorsion in the hypertropic eye as the best method of differentiating skew deviations from muscle palsy; Management of the condition; Lesions in the vertical vestibular ocular reflex pathways in the brainstem as the primary cause of skew deviations.