title: Diagnosis and Treatment of Fourth Nerve Palsy.
authors.forename: Harold P
authors.initials: HP
authors.lastname: Koller
authors.forename: Scott E
authors.initials: SE
authors.lastname: Olitsky
authors.forename: Mary
authors.initials: M
authors.lastname: O'Hara
authors.forename: Leonard B
authors.initials: LB
authors.lastname: Nelson
mesh_terms: D002648:Child; D002675:Child, Preschool; D003937:Diagnosis, Differential; D004172:Diplopia / Q000175:diagnosis*; D006257:Head; D006801:Humans; D007223:Infant; D011187:Posture; D013285:Strabismus / Q000175:diagnosis; D020432:Trochlear Nerve Diseases / Q000175:diagnosis* / Q000601:surgery*