Hyperplasia

Dermatosis Papulosa Nigra

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Dermatosis Papulosa Nigra

  • See Also
  • 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)
  • Pathophysiology
  1. Idiopathic, benign lesions
  2. Not related to nevi (despite being referred to by patients as "moles")
  • Symptoms
  1. Typically asymptomatic
  2. May be mildly pruritic
  • 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
  • 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