Combined Internuclear Ophthalmoplegia and Contralateral Superior Oblique Palsy: A Case Report

Elaine Cornell, DipAppSci(Cumb), DOBA
Ian C.Francis, FRACS, FRACO

Although the fourth cranial (trochlear) nerve nucleus and the medial longitudinal fasciculus are anatomically closely associated, discrete lesions affecting both of these structures would appear to be rare. A case is presented of a man with a left internuclear ophthalmoplegia and a right fourth nerve palsy following a mile CVA.