Basal-cell carcinoma is diagnosed in more than 400,000 Americans a year. Fewer than one in 4,000 cases spread to other organs. Deaths from the disease are extremely rare.
Surgical excision is a cure.
It should not interfere at all with a person's lifestyle. Melanoma, a form of skin cancer also associated with sun exposure, is frequently deadly if it spreads. People who develop one basal-cell growth are at increased risk for others. Siewert said Clinton will be seen by a dermatologist in four to six months. If there are no new growths, he will then be examined annually.