Dermatology Book

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Solar LentigoAka: Lentigines, Lentigo

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  1. Epidemiology
    1. Onset over age 30-40 years
    2. Most common in Caucasian skin (also seen in Asians)
  2. Signs
    1. Characteristics
      1. Small Macules 1-3 cm (up to 5cm)
      2. Light yellow to light ot dark brown in color
      3. Round or oval with slightly irregular border
    2. Distribution: Chronically sun exposed areas
      1. Forehead
      2. Cheeks
      3. Nose
      4. Hand and forearm dorsum
      5. Upper back
      6. Chest
  3. Differential Diagnosis
    1. Seborrheic Keratosis
    2. Pigmented solar keratosis
    3. Lentigo maligna
    4. Freckle
  4. Management
    1. Light Cryotherapy with Liquid Nitrogen
      1. Lesion will disappear for 1 to 3 years

Lentigo (C0023321)

Definition (MSH)Small circumscribed melanoses resembling, but differing histologically from, freckles. The concept includes senile lentigo ('liver spots') and nevoid lentigo (nevus spilus, lentigo simplex) and may also occur in association with multiple congenital defects or congenital syndromes (e.g., Peutz-Jeghers syndrome).
ConceptsDisease or Syndrome (T047)
EnglishLENTIGINES, Lentiginoses, Lentiginosis, Lentigo, Lentigos
Spanishléntigo, lentiginosis, lentigo
CreditsDerived from the NIH UMLS (Unified Medical Language System)



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