WebMar 13, 2024 · Revisions: 26. The trochlear nerve is the fourth paired cranial nerve. It is the smallest cranial nerve (by number of axons), yet has the longest intracranial course. It has a purely somatic motor function. In this article, the anatomical course, motor functions and clinical relevance of the nerve will be examined. WebBackground. Right eye. Eye movements by extra-ocular muscles and cranial nerve innervation. Also called CN IV or trochlear nerve palsy. Trochlea innervates superior oblique muscle. Intorts, depresses and abducts the globe. Trochlear nerve palsy causes an inability to move the eye in inward rotation, downward, and laterally.
Cranial Nerve 4 Palsy - EyeWiki
WebCompensation for the nerve palsy usually includes a head tilt to the opposing side and tucking in the chin, so the affected eye’s pupil can move up and extort, instead of … WebMar 26, 2024 · Fungal keratitis. Fungal keratitis is an infection of the cornea. Fungal keratitis can develop as a result of contact lens use or injury to the eye. Different fungi can cause fungal keratitis ... hutool image type of file is not supported
Intort - What does it mean? WikiDiff
WebFeb 7, 2024 · We report a case of a 12-year-old girl who presented with acute-onset diplopia, dizziness, and upbeat nystagmus. On examination, she had right internuclear ophthalmoplegia with right eye hypertropia and exotropia and impaired convergence. In addition, she also had spontaneous primary position symmetric upbeat nystagmus. In … WebSep 19, 2015 · This is the "down and out" eye syndrome. It is characterised by ptosis, a down-and-out pupil, mydriasis, absent light reflex with intact consensual constriction of … WebIt does not, however, intort the eye further in this clinical setting and must work via a different mechanism. Eye muscle surgery for recurrent nystagmus related to head tilt … hutool image to base64