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OCD. Dermatophagia (from Ancient Greek δέρμα — lit. skin and φαγεία lit. eating) or dermatodaxia (from δήξις, lit. biting) [ 3] is a compulsion disorder of gnawing or biting one's own skin, most commonly at the fingers. This action can either be conscious or unconscious [ 4] and it is considered to be a type of pica.
Dupuytren's contracture (also called Dupuytren's disease, Morbus Dupuytren, Viking disease, palmar fibromatosis and Celtic hand) is a condition in which one or more fingers become permanently bent in a flexed position. [ 2] It is named after Guillaume Dupuytren, who first described the underlying mechanism of action, followed by the first ...
It is a disorder that affects the blood vessels, nerves, muscles, and joints of the hand, wrist, and arm. Its best known effect is vibration-induced white finger (VWF), a term introduced by the Industrial Injury Advisory Council in 1970. Injury can occur at frequencies between 5 and 2000 Hz but the greatest risk for fingers is between 50 and ...
Russell's sign, named after British psychiatrist Gerald Russell, is a sign [ 1] defined as calluses on the knuckles [ 2] or back of the hand due to repeated self-induced vomiting over long periods of time. The condition generally arises from the patient's knuckles making contact with the incisor teeth during the act of inducing the gag reflex ...
Congenital contractural arachnodactyly ( CCA ), also known as Beals–Hecht syndrome, is a rare autosomal dominant congenital connective tissue disorder. [ 1] As with Marfan syndrome, people with CCA typically have an arm span that is greater than their height and very long fingers and toes. [ 2] However, Beals and Hecht discovered in 1972 that ...
Pallister–Hall syndrome (PHS) is a rare genetic disorder that affects various body systems. [ 1] The main features are a non-cancerous mass on the hypothalamus ( hypothalamic hamartoma) and extra digits ( polydactylism ). The prevalence of Pallister-Hall Syndrome is unknown; about 100 cases have been reported in publication.
Life expectancy may be shortened by respiratory complications arising from weakness of the muscles that aid breathing and swallowing. It was first described in four patients by Vucic and colleagues [ 3 ] working at the Massachusetts General Hospital in the United States ; subsequent reports from the United Kingdom, [ 4 ] Europe and Asia [ 5 ...
Kabuki syndrome (previously known as Kabuki-makeup syndrome (KMS) or Niikawa–Kuroki syndrome) is a rare congenital disorder of genetic origin. [ 1 ] [ 2 ] It affects multiple parts of the body, with varying symptoms and severity, although the most common is the characteristic facial appearance.