Dermatology Book

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Dermatosis Papulosa Nigra

Aka: Dermatosis Papulosa Nigra
  1. See Also
    1. Skin of Color
  2. Epidemiology
    1. Common benign dermatologic condition typically occurring in patients with Skin of Color (e.g. black, asian, hispanic)
    2. Occurs in 10-30% of black patients
    3. Onset after Puberty
    4. More than 50% of patients have a Family History of these lesions (typically multiple family members)
  3. Pathophysiology
    1. Idiopathic, benign lesions
    2. Not related to nevi (despite being referred to by patients as "moles")
  4. Symptoms
    1. Typically asymptomatic
    2. May be mildly pruritic
  5. Signs
    1. Distribution
      1. Face, neck and trunk
    2. Characteristics
      1. Multiple Brown to dark brown, dome-shaped Papules, each 1-5 mm in diameter
  6. Management
    1. Treatment is not needed and cosmetic only
    2. Treatment risks Postinflammatory Hyperpigmentation
    3. Destructive techniques include excision with scissors, laser, electrodesication, Cryotherapy and Microdermabrasion
  7. References
    1. Coley (2009) Semin Cutan Med Surg 28(2): 63-70 [PubMed]
    2. Kundu (2013) Am Fam Physician 87(12): 859-65 [PubMed]

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