discoloration, persistent sores, or growths that do not heal normally.
For example, a mole that changes in size, shape, or color may require medical evaluation because some changes can be associated with melanoma.
Persistent skin lesions that do not heal can also have several possible causes, including certain types of skin cancer.
Yellowing of the skin or the whites of the eyes, known as jaundice, can also indicate a medical problem involving the liver, gallbladder, pancreas, or other parts of the body.
Not every skin change is cancer, but unusual
