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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 ...
Nail biting, also known as onychophagy or onychophagia, is an oral compulsive and unhygienic habit of biting one's fingernails. It is sometimes described as a parafunctional activity, the common use of the mouth for an activity other than speaking, eating, or drinking.
Delusional parasitosis (DP) or delusional infestation[2] is a mental disorder in which individuals have a persistent delusion that they are infested with living or nonliving agents, such as parasites, insects, or bacteria, when no such infestation is present. [3] Individuals may present with dermatologic symptoms, such as excoriation or ...
Formication is the sensation resembling that of small insects crawling on (or under) the skin, in the absence of actual insects. It is one specific form of a set of sensations known as paresthesias, which also include the more common prickling, tingling sensation known as pins and needles. Formication is a well-documented symptom which has ...
Need help identifying insect bites? These photos of common bug bites and insect stings can help you figure out what critter is responsible for itchy red welts.
(Here’s how you can tell the difference between a chigger bite and a mosquito bite.) While chiggers do stay attached to the body while they are feeding, they can be brushed (or scratched) off.
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 picking [2] Hair Trichophagia, hair nibbling
Hickey. A hickey, hickie or sometimes referred to as a love bite in British English, is a bruise or bruise-like mark caused by kissing or sucking skin, usually on the neck, arm, or earlobe. While biting may be part of giving a hickey, sucking is sufficient to burst small superficial blood vessels under the skin.