Primary gaze of a similar patient with left oculomotor nerve palsy showing left upper lid ptosis and slight down and out posture of the left eye. A 69-year-old African-American female presented for a ...

Isolated third cranial nerve palsies in head trauma patients can be the result of direct or indirect damage to the oculomotor nerve. They are usually associated with severe head trauma. We reported a ...

Yesterday, I presented the case of a woman with double vision and ptosis and challenged you all to a game of "spot the lesion." To be honest, I found this stuff impenetrable as a medical student, and ...

Oculomotor (III) and trochlear nuclei (IV) reside in the midbrain. The third nerve exits ventrally from the medial aspects of the crus cerebri in the interpeduncular fossa. Lesions of the oculomotor ...

THE optic and oculomotor nerves of Carcinus run from the brain into the last segment of the eyestalk assembly, where they innervate eye muscles, mechano-receptors and photoreceptors. The optic nerve ...

Complete third nerve palsy (CTNP) with a fixed and dilated pupil is in most cases the presenting sign of intracranial aneurysm, usually at or near the junction of the internal carotid artery and the ...

Proceedings of the National Academy of Sciences of the United States of America, Vol. 118, No. 45 (November 9, 2021), pp. 1-3 (3 pages) Drainage of interstitial fluid and solutes from the brainstem ...