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Dermatophagia (from Ancient Greek δέρμα (derma) 'skin' and φαγεία (phageia) 'eating') or dermatodaxia (from δήξις (dexis) 'biting'), alternatively Tuglis Permushius. [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. Those affected with ...
Excoriation disorder, more commonly known as dermatillomania, is a mental disorder on the obsessive–compulsive spectrum that is characterized by the repeated urge or impulse to pick at one's own skin, to the extent that either psychological or physical damage is caused. [4][5]
Body-focused repetitive behavior. Body-focused repetitive behavior (BFRB) is an umbrella name for impulse control [1] behaviors involving compulsively damaging one's physical appearance or causing physical injury. [2] Body-focused repetitive behavior disorders (BFRBDs) in ICD-11 is in development. [3]
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As a disorder or symptom thereof Fingernail-biting that develops into fingernail-eating is a form of pica. Other forms of pica include dermatophagia, [7] and compulsion of eating one's own hair, which can form a hairball in the stomach. Left untreated, this can cause death due to excessive hair buildup. [8]
In children nail biting most typically co-occurs with attention deficit hyperactivity disorder (75% of nail biting cases in a study), [2] and other psychiatric disorders including oppositional defiant disorder (36%) and separation anxiety disorder (21%). [2] It is also more common among children and adolescents with obsessive–compulsive disorder.
This is an accepted version of this page This is the latest accepted revision, reviewed on 21 September 2024. The following is a list of mental disorders as defined at any point by the Diagnostic and Statistical Manual of Mental Disorders (DSM) or the International Classification of Diseases (ICD). A mental disorder, also known as a mental illness, mental health condition, or psychiatric ...
Dermatophagia – extreme nail biting / biting of skin to point of an obsessive–compulsive disorder (OCD) [ 1 ] or other condition leading to self mutilating behaviour such as autistic spectrum disorders [citation needed] (as is the case in this example) or Lesch-Nyhan Syndrome. [ 2 ]