II. Definition
- Loosening or detachment of nail from nail bed
- Nail plate separates at free edge
III. Signs
- Area of detachment appears as white discoloration
- Appears to be a "Spot of oil" under the nail
IV. Causes
- Local skin conditions
- Active Psoriasis
- Eczematous Dermatitis
- Lichen Planus
- Blistering skin diseases
- Periungual warts
- Onychomycosis
- Local Trauma
- Systemic disease
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Definition (NCI) | A nail condition characterized by spontaneous separation of a fingernail or toenail from its nail bed.(NICHD) |
Definition (MSH) | Separation of nail plate from the underlying nail bed. It can be a sign of skin disease, infection (such as ONYCHOMYCOSIS) or tissue injury. |
Concepts | Disease or Syndrome (T047) |
MSH | D054039 |
ICD10 | L60.1 |
SnomedCT | 156405001, 75789001 |
English | ONYCHOLYSIS, Onycholysis, Onycholyses, onycholysis (physical finding), nails onycholysis, onycholysis, onycholysis was noted, Onycholysis [Disease/Finding], nail detachment, nail plate separation, Oncholysis, Separation of nail plate, Detachment of nail, Onycholysis (disorder) |
Japanese | ソウコウリショウショウ, 爪甲離床症, 爪剥離症, 爪剥離, 爪甲剥離症, 爪甲剥離 |
Portuguese | Onicólise, ONICOLISE |
Spanish | Onicólisis, ONICOLISIS, onicólisis (trastorno), onicólisis, separación del lecho ungueal, Onicolisis |
Finnish | Onykolyysi |
French | Onycholyse, ONYCHOLYSE |
German | Onycholysis, ONYCHOLYSIS, Onycholyse |
Italian | Onicolisi |
Russian | РАСЩЕПЛЕННЫЙ НОГОТЬ, НОГТЕЙ ОТСЛОЕНИЕ, NOGTEI OTSLOENIE, RASSHCHEPLENNYI NOGOT' |
Czech | Onycholýza, onycholýza |
Korean | 손[발]톱 박리증 |
Swedish | Onykolys |
Polish | Onycholiza, Fotoonycholiza |
Hungarian | Onycholysis |
Norwegian | Onykolyse |
Dutch | Onycholyse, onycholyse |