Skin & Soft Tissue: Seborrheic Keratosis

Seborrheic Keratosis

Basics

  • Benign Proliferation of Immature Keratinocytes
  • Most Common in Elderly

Presentation

  • “Stuck On” Appearance
  • Round & Well-Demarcated
  • Hyperpigmented Verrucous Surface
  • Most Common Site: Trunk

Diagnosis

  • Mostly Clinical (Based on History and Physical Exam)
  • May Consider Skin Biopsy if Uncertain or to Rule Out Malignancy

Treatment

  • Generally Require No Treatment
  • Indications for Treatment:
    • Parent Preference (Cosmesis)
    • Symptomatic
  • Treatment Options:
    • Cryotherapy – Most Common
    • Curettage/Shave Excision
    • Electrodessication

Seborrheic Keratosis 1

References

  1. Fallah A. Wikimedia Commons. (License: CC BY-SA-3.0)