What is it?
The seborrheic keratosis is a benign tumor of the skin. Appears mainly around middle age and is quite common in older people. The formation of lesions are due to a genetic tendency.
Characteristics and symptoms
The lesions appear mainly on the face and trunk. They are rounded or oval, brown or black. The number of lesions can vary from a few to hundreds.
Initially flat, lesions gradually become elevated and can reach big sizes. Its surface is irregular and its consistency is soft and friable, with verrucous aspect.
Treatment is not mandatory because seborrheic keratoses are benign lesions, but can be done through the destruction of the lesions by chemical cauterization, electrocoagulation or cryosurgery with liquid nitrogen, and should be performed by a skilled dermatologist.
- Actinic keratosis
- Seborrheic dermatitis