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Onycholysis

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  1. See Also
    1. Fingernail
    2. Nail Abnormality
  2. Definition
    1. Loosening or detachment of nail from nail bed
    2. Nail plate separates at free edge
  3. Signs
    1. Area of detachment appears as white discoloration
    2. Appears to be a "Spot of oil" under the nail
  4. Causes
    1. Local skin conditions
      1. Active Psoriasis
      2. Eczematous Dermatitis
      3. Lichen Planus
      4. Blistering skin diseases
      5. Periungual warts
      6. Onychomycosis
      7. Local Trauma
    2. Systemic disease
      1. Iron Deficiency Anemia
      2. Hyperthyroidism (Plummer's Nails)
      3. Connective tissue diseases
      4. Amyloidosis
      5. Sarcoidosis

Onycholysis (C0085661)

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.
ConceptsDisease or Syndrome (T047)
ICD9703.8
EnglishDetachment of nail, NAIL PLATE SEPARATION, Onycholyses, Onycholysis, Separation of nail plate
Spanishonicólisis, onicolisis, separación del lecho ungueal, separacion del lecho ungueal
CreditsDerived from the NIH UMLS (Unified Medical Language System)



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