It may look worrisome, but it is benign (not cancer). These growths often appear in middle-aged and older adults. Some people get just one. It is, however, more common to have many. They are not contagious. Most often seborrheic keratoses start as small, rough bumps. Then slowly they thicken and get a warty surface. They range in color from white to black. Most are tan or brown.Seborrheic keratosis is a common skin growth.
Patients suffering from lesions with and without associated malignancy was 57 and 54 years,the approximate rate is highest with a prevalence of around 50% and the rate is estimated to be between 21% and 30% Seborrheic keratoseson exposed areas were more often flat and more than 3 mm in diameter than those on the non-exposed areas.
A seborrheic keratosis is a type of skin growth. They can be unsightly, but the growths aren’t harmful. However, in some cases a seborrheic keratosis can be difficult to distinguish from melanoma, a very serious type of skin cancer.