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TitleDescriptionSubject
1 Cavernous sinus mass causing right 3rd and 4th nerve palsies25-yo-man who complained of diplopia and was initially found to have right 4th and 6th nerve palsies in the setting of a right cavernous sinus mass (subsequently diagnosed as Ewing's sarcoma). When seen in follow-up (this video), there was a new right 3rd nerve palsy, still with a right 4th nerve pa...Third (Oculomotor) Nerve Palsy; Third subnuclear; Fourth (Trochlear) Nerve Palsy
2 Central 4th nerve palsy with contralateral Horner's syndromeThis is a 60-yo-woman who presented with a complaint of diplopia. Examination demonstrated a left hypertropia that worsened in right and down gaze as well as in left head tilt, and a left 4th nerve palsy was diagnosed. There was also evidence of a mild motility deficit in down/medial gaze OS, consis...Horner's, Fourth nerve palsy, Mesencephalon
3 Inferior oblique overaction in a congenital 4th nerve palsy60-yo-man complaining of intermittent oblique diplopia. There was a left hypertropia that worsened in down gaze, right gaze and in left head tilt. There was a large vertical fusional amplitude in addition to a longstanding rightward head tilt, and on examination there was left inferior oblique overa...Fourth (Trochlear) Nerve Palsy
4 Leukemic leptomeningeal carcinomatosis causing 4th and 6th nerve palsiesThis is a 55-yo-man with CML that recurred as AML. Diagonal diplopia developed, and on examination he was found to have a partial right 6th nerve palsy, in addition to a left hypertropia that increased in right gaze, down gaze, and in left head tilt consistent with a left 4th nerve palsy. There was ...Abnormal Range, Fourth Nerve Palsy, Sixth Nerve Palsy
5 Unilateral 3rd, 4th, and 6th nerve palsies due to cavernous sinus meningiomaThis is a 50-year-old woman presenting with a partial 3rd nerve palsy (mild pupil involvement), partial 6th nerve palsy, and no clear incyclotorsion with downgaze, suggestive of additional 4th nerve palsy, all on the left. With compressive lesions involving the 3rd nerve, often aberrant regeneration...Abnormal Range, Third Nerve Palsy, Aberrant Regeneration, Fourth Nerve Palsy, Sixth Nerve Palsy, Jerk Nystagmus, Downbeat Nystagmus, Gaze Evoked Nystagmus, Abnormal Saccades
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