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Fingernails of a nail-biter. 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. Nail biting is very common, especially amongst ...
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.
ICD-9-CM. 36.09, 00.66. [ edit on Wikidata] Percutaneous coronary intervention ( PCI) is a minimally invasive non-surgical procedure used to treat narrowing of the coronary arteries of the heart found in coronary artery disease. [ 2] The procedure is used to place and deploy coronary stents, a permanent wire-meshed tube, to open narrowed ...
Diagnostic method. coronary angiography. Treatment. medical management, surgical excision, coronary bypass grafting (CABG), and percutaneous coronary interventions [ 1] Coronary artery aneurysm is an abnormal dilatation of part of the coronary artery. This rare disorder occurs in about 0.3–4.9% of patients who undergo coronary angiography.
Onychotillomania is a compulsive behavior in which a person picks constantly at the nails or tries to tear them off. [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 ...
Onychomadesis is a periodic idiopathic shedding of the nails beginning at the proximal end, possibly caused by the temporary arrest of the function of the nail matrix. [ 1]: 784 [ 2]: 660 One cause in children is hand, foot, and mouth disease. [ 3] This generally resolves without complication.
Subclavian steal syndrome ( SSS ), also called subclavian steal steno-occlusive disease, is a constellation of signs and symptoms that arise from retrograde (reversed) blood flow in the vertebral artery or the internal thoracic artery, due to a proximal stenosis (narrowing) and/or occlusion of the subclavian artery.
Onychauxis. Onychauxis presents with thickened nails without deformity, and this simple thickening may be the result of trauma, acromegaly, Darier's disease, psoriasis, or pityriasis rubra pilaris, or, in some cases, hereditary. [ 1]: 783 [ 2] It may appear as loss of nail palate translucency, discoloration, and subungual hyperkeratosis.