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1 Third Nerve Palsy Due to Tolosa Hunt SyndromeThis is a 20-year-old woman presenting with severe left eye pain and diplopia for several days. Examination was consistent with a pupil sparing left 3rd nerve palsy with complete external ophthalmoplegia (involving levator palpebrae, medial rectus, superior rectus, inferior rectus). Abduction OS was...Third Nerve Palsy; Tolosa Hunt Syndrome
2 Trigeminal Motor Neuropathy with Weakness and Atrophy of the Muscles of MasticationThis is a man who was diagnosed with polio in childhood, which involved the motor (VIII) division of the right trigeminal nerve. The motor portion of the trigeminal nerve innervates the muscles of mastication (temporalis, masseter - both of which demonstrate wasting in this patient - as well as the ...Trigeminal Nerve
3 Trigeminal Neuropathy with Loss of the Corneal ReflexThis is a woman who underwent radiofrequency ablation for left trigeminal neuralgia. Examination demonstrated loss of facial sensation on the left in addition to an absent corneal reflex on the left, consistent with involvement of the V1 (ophthalmic) branch of the trigeminal nerve. When the cornea i...Trigeminal Nerve
4 Trigeminal, Facial (with Aberrant Regeneration), and Vestibulocochlear Nerve Palsies Following Tumor ResectionThis is a 30-yo-woman who underwent resection of a right trigeminal schwannoma. Post-operatively, she was vertiginous with a clearly + head impulse test to the right (and spontaneous left-beating nystagmus), had lost hearing in the right ear, had no facial sensation on the right, and had a right low...Vestibulo-ocular reflex and head impulse testing abnormal; Facial nerve
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