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Habit-tic deformity is caused by long-term external trauma to the nail matrix as a result of skin-picking around the affected nail. The underlying cause is habitual skin picking as a body-focused repetitive behavior which often worsens during times of stress, boredom, or inactivity. [4] [1] In the past, habit-tic deformity has been linked to ...
Ichthyosis (also named fish scale disease) [1] is a family of genetic skin disorders characterized by dry, thickened, scaly skin. [2] The more than 20 types of ichthyosis range in severity of symptoms, outward appearance, underlying genetic cause and mode of inheritance (e.g., dominant, recessive, autosomal or X-linked ). [3]
Hyperkinesia is a state of excessive restlessness which is featured in a large variety of disorders that affect the ability to control motor movement, such as Huntington's disease. It is the opposite of hypokinesia, which refers to decreased bodily movement, as commonly manifested in Parkinson's disease .
Rumination syndrome, or merycism, is a chronic motility disorder characterized by effortless regurgitation of most meals following consumption, due to the involuntary contraction of the muscles around the abdomen. [1] There is no retching, nausea, heartburn, odour, or abdominal pain associated with the regurgitation as there is with typical ...
Generally, diseases outlined within the ICD-10 codes L60-L75 within Chapter XII: Diseases of the skin and subcutaneous tissue should be included in this category. Wikimedia Commons has media related to Disorders of skin appendages. Conditions of the skin appendages are those affecting the glands of the skin, hair, nails, and arrector pili muscles.
Tongue thrusting is a type of orofacial myofunctional disorder, which is defined as habitual resting or thrusting the tongue forward and/or sideways against or between the teeth while swallowing, chewing, resting, or speaking. Abnormal swallowing patterns push the upper teeth forward and away from the upper alveolar processes and cause open bites.
Feeling soft or otherwise enjoyable textures is a common form of stimming. Self-stimulatory behavior, also known as "stimming" [1] and self-stimulation, [2] is the repetition of physical movements, sounds, words, moving objects, or other behaviors. Such behaviors (also scientifically known as "stereotypies") are found to some degree in all ...
A 66-year-old man mutilated his fingers by biting them for six years, resulting in loss of the terminal phalanges of all fingers on both hands. Andre Thomas, a convicted murderer and death row inmate from Grayson County, Texas, removed his left eye on 9 December 2008. He had already removed his right eye in 2004 after murdering his estranged ...