Benign purple-brown skin tumor(s).
A brown, black, or flesh-colored benign (not cancerous) skin lesion that has a waxy, wart-like appearance. Seborrheic keratoses are a common feature of aging and are most common on the chest or back. Although they are not a serious health problem, if growths become large or irritated, bleed easily, or are unsightly, they can be removed surgically.
A benign skin tumor that may be pigmented. It is composed of immature epithelial cells and is quite common in older adults. Its etiology is unknown.