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Types. 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.
More pathological forms of nails biting are considered an impulse control disorder in the DSM-IV-R and are classified under obsessive-compulsive and related disorders in the DSM-5. The ICD-10 classifies the practice as "other specified behavioral and emotional disorders with onset usually occurring in childhood and adolescence". [1]
Classification. Since the DSM-5 (2013), excoriation disorder is classified as "L98.1 Excoriation (skin-picking) disorder" in ICD-10; [19] and is no longer classified in "Impulse control disorder" (f63). Excoriation disorder is defined as "repetitive and compulsive picking of skin which results in tissue damage".
Autophagia refers to the practice of biting/consuming one's body. It is a sub category of self-injurious behavior (SIB). [1] Commonly, it manifests in humans as nail biting and hair pulling. In rarer circumstances, it manifests as serious self mutilative behavior such as biting off one's fingers. [2] Autophagia affects both humans and non ...
The main BFRB disorders are: Skin Dermatillomania (excoriation disorder), skin picking; Dermatophagia, skin nibbling; Mouth Morsicatio buccarum, cheek biting; Morsicatio labiorum, inner lip biting; Morsicatio linguarum, tongue biting; Nails Onychophagia, nail biting; Onychotillomania, nail picking; Nose Rhinotillexomania, compulsive nose ...
Psychiatry, clinical psychology. Avoidant/restrictive food intake disorder ( ARFID) is a feeding or eating disorder in which people avoid eating certain foods, or restrict their diets to the point it ultimately results in nutritional deficiencies. This can be due to the sensory characteristics of food, such as its appearance, smell, texture, or ...
The Diagnostic and Statistical Manual of Mental Disorders, Fifth Edition ( DSM-5 ), is the 2013 update to the Diagnostic and Statistical Manual of Mental Disorders, the taxonomic and diagnostic tool published by the American Psychiatric Association (APA). In 2022, a revised version (DSM-5-TR) was published. [1]
It is not the same as onychophagia, where the nails are bitten or chewed, or dermatillomania, where skin is bitten or scratched. Onychotillomania can be categorized as a body-focused repetitive behavior in the DSM-5 and is a form of skin picking, also known as excorciation disorder .
Self-cannibalism can be a form of self-harm and a symptom of a mental disorder. Some also consider it a mental disorder in its own right, but it is not listed in the widely used DSM-5 ( Diagnostic and Statistical Manual of Mental Disorders, Fifth Edition ).
Specialty. Psychiatry. Symptoms. nausea, vomiting, abdominal pain, and hair loss. Complications. Trichobezoar, Rapunzel syndrome. Trichophagia is a form of disordered eating in which persons with the disorder suck on, chew, swallow, or otherwise eat hair. [1] The term is derived from ancient Greek θρίξ, thrix ("hair") and φαγεῖν ...