separation or loosening of part or all of a nail from its bed. The condition may occur in psoriasis and in fungal infections of the skin and nail bed; it may also be caused by drugs. It is commoner in women and may return to normal spontaneously.

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  • Onycholysis — refers to the detachment of the nail from the nail bed, starting at its distal and/or lateral attachment.[1] It is said to occur particularly on the ring finger but can occur on any of the fingernails. The most common cause of onycholysis is… …   Wikipedia

  • Onycholysis —   [zu Onychie und griechisch lýein »lösen«, »auflösen«] die, , Medizin: Nagelablösung (Nagel) …   Universal-Lexikon

  • onycholysis — ● onycholyse ou onycholysis nom féminin Décollement d un ou de plusieurs ongles sur une portion plus ou moins importante de leur étendue …   Encyclopédie Universelle

  • onycholysis — on·y·chol·y·sis (ŏn ĭ kŏlʹĭ sĭs) n. The separation or loosening of a fingernail or toenail from its nail bed.   [New Latin : Greek onux, onukh , nail, claw; see onyx + lysis.] * * * …   Universalium

  • onycholysis — noun The loosening or separation of a fingernail or toenail from its bed …   Wiktionary

  • Onycholysis — Loosening of the nail from the nail bed, usually starting at the border of the nail. The nail tends to turn whitish or yellowish, reflecting the presence of air under it. The treatment is to trim the nail short, do not clean under the nail, and… …   Medical dictionary

  • onycholysis — on·y·chol·y·sis …   English syllables

  • onycholysis — noun separation of a nail from its normal attachment to the nail bed • Hypernyms: ↑onychosis * * * ˌänəˈkäləsə̇s noun Etymology: New Latin, from onych + lysis : a loosening of a nail from the nail bed beginning at the free edge and proceeding to… …   Useful english dictionary

  • photo-onycholysis — pho·to onych·ol·y·sis (fo″to o″nĭ kolґĭ sis) onycholysis resulting from exposure to sunlight or ultraviolet radiation, as after treatment with tetracyclines, methoxsalen, or other photoactive drugs …   Medical dictionary

  • Онихолиз (Onycholysis) — отделение от ногтевого ложа или полная утрата всего ногтя или какой либо его части. Онихолиз иногда наблюдается при псориазе и грибковых инфекциях кожи или ногтей. Чаще встречается у женщин; рост ногтей обычно возобновляется самостоятельно.… …   Медицинские термины

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