Seborrheic Keratosis


Seborrheic keratoses are common skin tumors consisting of a noncancerous growth of an immature cell of the skin. They usually develop after the age of 50, but they can also appear in young adulthood.

Signs and symptoms of seborrheic keratosis 

  • Appear as well-demarcated, round or oval lesions with a dull, irregular surface
  • Generally no symptoms, but chronic irritation due to friction trauma may cause itching, pain, or bleeding. 
  • They vary in color, from skin colored to light brown, dark brown, or black.

Seborrheic keratosis treatments

  • Liquid nitrogen – This is a special liquid that gets very cold. 
  • CO2 laser ablation after numbing the skin.  
  • Electricity (Electrocauterization)  – can burn away the seborrheic keratosis after numbing the skin. 

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