Seborrheic keratoses are tan, beige, brown, or black growths on the skin that can look like big warts.
Some people get many growths.
Darker-skinned people sometimes get a large number of growths on their cheeks, along the cheekbone.
Dark brown seborrheic keratoses may be mistaken for moles or a skin cancer called melanoma Melanoma Melanoma is a type of skin cancer. It starts in skin cells called melanocytes. Melanocytes make the brown substance that gives skin its color. So melanomas are usually a dark color. The cancer... read more .