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Lateral Pontine Syndrome, also known as Marie-Foix syndrome or Marie-Foix-Alajouanine syndrome. [ 1] It refers to one of the brainstem stroke syndromes of the lateral aspect of the pons. A lateral pontine syndrome is a lesion which is similar to the lateral medullary syndrome, but because it occurs in the pons, it also involves the cranial ...
Inner ear decompression sickness, (IEDCS) or audiovestibular decompression sickness is a medical condition of the inner ear caused by the formation of gas bubbles in the tissues or blood vessels of the inner ear. Generally referred to as a form of decompression sickness, it can also occur at constant pressure due to inert gas counterdiffusion ...
The superior semicircular canal dehiscence syndrome ( SSCDS) is a set of hearing and balance symptoms that a rare disease/disorder of the inner ear 's superior semicircular canal/duct induces. [ 3][ 4][ 5] The symptoms are caused by a thinning or complete absence of the part of the temporal bone overlying the superior semicircular canal of the ...
Horizontal optokinetic nystagmus. The optokinetic reflex ( OKR ), also referred to as the optokinetic response, or optokinetic nystagmus (OKN), is a compensatory reflex that supports visual image stabilization. [ 1] The purpose of OKR is to prevent image blur on the retina that would otherwise occur when an animal moves its head or navigates ...
Parinaud's syndrome is a constellation of neurological signs indicating injury to the dorsal midbrain. More specifically, compression of the vertical gaze center at the rostral interstitial nucleus of medial longitudinal fasciculus (riMLF). It is a group of abnormalities of eye movement and pupil dysfunction and is named for Henri Parinaud [ 6 ...
Tullio phenomenon, sound-induced vertigo, dizziness, nausea or eye movement ( nystagmus) was first described in 1929 by the Italian biologist Prof. Pietro Tullio. (1881–1941) [ 1][ 2] During his experiments on pigeons, Tullio discovered that by drilling tiny holes in the semicircular canals of his subjects, he could subsequently cause them ...
This makes immediate recognition and response critical. Some of the most common symptoms of anesthesia intolerance include: Excessive salivation or drooling. Prolonged recovery time. Low blood ...
Inflammation of these inner ear parts results in a vertigo (sensation of the world spinning) and also possible hearing loss or tinnitus (ringing in the ears). [6] It can occur as a single attack, a series of attacks, or a persistent condition that diminishes over three to six weeks. It may be associated with nausea, vomiting, and eye nystagmus.