Gavini Pediatric & ADHD Clinics

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Dermatofibroma

Dermatofibroma on the ankle

Dermatofibroma

What is a Dermatofibroma

Dermatofibromas are non-cancerous hard, rounded bumps that may appear in a variety of colors, usually brownish to tan. These bumps are typically found on the legs and sometimes arms. They can grow up to about 1 cm in diameter. The skin growth is mostly consist of fibrous tissue.Although typical dermatofibromas cause little or no discomfort, itching and tenderness can occur. Some physicians believe dermatofibromas form as a reaction to previous injuries such as insect bites or thorn pricks.

Signs and Symptoms

The symptoms of a dermatofibromas may include:
  • They are usually found on the lower legs, but may appear on the arms or trunk
  • Occasionally itchy or sensitive when touched
  • The red, pink, purplish, gray or brown patches may be seen on the affected area of skin. The color may change over time
  • It is usually painless but may be tender, painful or itchy
  • Dermatofibromas can occur at any age, and they occur more frequently in women than in men.
  • Usually dermatofibromas appear alone, but sometimes there may be several.

Causes

  • Injury: A minor injury to the skin such as a prick from a thorn, may lead to the dermatofibroma.
  • Dermatofibroma, can be produced by an insect bite.
  • Sex: Women are more likely to develop this condition than men

Treatment

CyroPen: This is the state-of-the-art treatment modality that freezes the lesion to -130F. The rods in the Helium cooled devise come in various diameters to suit various lesion sizes. The Cryopen rod is applied to the lesion 10 seconds to 3 minutes, depending on the thickness and toughness of the lesion. The freezing will cause a blister which may last for 3 to 5 days before it scabs. The scab will fall off within 2 weeks. This skin area will remain light colored for a few months and would completely disappear, leaving no scars or discoloration. CryoPen Advantages are:
  • No contact with dangerous cryogenic gases or liquids
  • No need for Anesthesia, no pain and healing without scarring
  • Simple, safe, economical and effective treatment