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Dermatophagia. 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.
Nail biting, also known as onychophagy or onychophagia, is an oral compulsive 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. Nail biting is very common, especially amongst children. 25–35 percent of children bite ...
List. Color code: Countries/regions in light blue have latest year HIV cases exceeding 10% of cumulative total, deep blue exceeding 20%, and pink exceeding 30%.
Aphagia. Arrow pointing to hypothalamus in human brain. The hypothalamus is responsible for controlling food intake and swallowing. Aphagia is the inability or refusal to swallow. [1] [2] The word is derived from the Ancient Greek prefix α, meaning "not" or "without," and the suffix φαγία, derived from the verb φαγεῖν, meaning "to ...
Perianal cellulitis, also known as perianitis or perianal streptococcal dermatitis, is a bacterial infection affecting the lower layers of the skin ( cellulitis) around the anus. [1] [2] [3] It presents as bright redness in the skin and can be accompanied by pain, difficulty defecating, itching, and bleeding. [4] [1] This disease is considered ...
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]
Herpangina, also called mouth blisters, is a painful mouth infection caused by coxsackieviruses. Usually, herpangina is produced by one particular strain of coxsackie virus A (and the term "herpangina virus" refers to coxsackievirus A), [1] but it can also be caused by coxsackievirus B or echoviruses. [2] Most cases of herpangina occur in the ...
Floaters can occur when eyes age; in rare cases, floaters may be a sign of retinal detachment or a retinal tear. Vitreous syneresis. Vitreous syneresis (liquefaction) and contraction with age can cause vitreous floaters. Additionally, trauma or injury to the globe can cause them. Vitreous detachments and retinal detachments