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Dysesthesia is an unpleasant, abnormal sense of touch. Its etymology comes from the Greek word "dys," meaning "bad," and "aesthesis," which means "sensation" (abnormal sensation). It often presents as pain [1] but may also present as an inappropriate, but not discomforting
A tactile illusion is an illusion that affects the sense of touch.Some tactile illusions require active touch (e.g., movement of the fingers or hands), whereas others can be evoked passively (e.g., with external stimuli that press against the skin).
The International Association for the Study of Pain defines burning mouth syndrome as "a distinctive nosological entity characterized by unremitting oral burning or similar pain in the absence of detectable mucosal changes" [1] and "burning pain in the tongue or other oral mucous membranes", [8] and the International Headache Society defines it ...
Area S2 processes light touch, pain, visceral sensation, and tactile attention. S1 processes the remaining info (crude touch, pain, temperature). [13] [14] [15] BA7 integrates visual and proprioceptive info to locate objects in space. [16] [17] The insular cortex (insula) plays a role in the sense of bodily-ownership, bodily self-awareness, and ...
Phantom limb pain is a type of tactile hallucination because it creates a sensation of excruciating pain in a limb that has been amputated. [11] In 1996, VS Ramachandran conducted a research on several amputees to pinpoint the neural reasons behind these illusionary pains.
Trigeminal pain can also occur after an attack of herpes zoster. Post-herpetic neuralgia has the same manifestations as in other parts of the body. Herpes zoster oticus typically presents with inability to move many facial muscles, pain in the ear, taste loss on the front of the tongue, dry eyes and mouth, and a vesicular rash. Less than 1% of ...
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Neck-tongue syndrome (NTS), which was first recorded in 1980, [1] is a rare disorder characterized by neck pain with or without tingling and numbness of the tongue on the same side as the neck pain. [2] Sharp lateral movement of the head triggers the pain, usually lasting from a few seconds to a few minutes. Headaches may occur with the onset ...