Woman with teeth blackened gums, diagnosed with skin cancer

When the flesh color became black, a Korean woman was thought that cause tooth decay. But check to the dentist, she showed that 60-year-old woman has healthy teeth.

In fact, she suffers from a rare and deadly form of skin cancer, reports Telegraph.

Woman from South Korea, who does not drink alcohol, tobacco or drugs, had noticed the change of skin for two months, he had driven to the doctor control.

The case is described in the "New England Journal of Medicine" as "black pigmentation, which announced the emergence of cancer cells in the body".

Malignant melanoma, the disease from which suffers the woman, never before shown in parts of the mouth - writes in the report.