What is a skin lesion?
A person with a skin lesion has an abnormal lump, bump, ulcer, sore, or colored area on the skin. Common skin lesions include moles, warts, and actinic keratosis.

What are the symptoms of a skin lesion?
A normal skin mole is tan, brown, or black, round, and less than 1/4 inch (6 mm) in diameter. Symptoms of a skin lesion include a mole that has changed shape, color or size. Additional symptoms of a skin lesion include skin lumps that increase in size, bleed, contain blood vessels, ooze, or become scaly or crusty.

How does the doctor treat a skin lesion?
The treatment of a skin lesion depends on the type of lesion. Treatment for a skin lesion may include oral corticosteroid medications, topical medications, laser therapy, freezing the lesion, or surgery.