By stage IV, the cancer has spread beyond your skin to other organs, such as your lungs or liver.

CNN: Melanoma

Almost nothing works against melanoma once it spreads beyond the skin.

FORBES: Magazine Article

This time it was beyond a skin cancer.

FORBES: Targeting Melanoma

The prospects for photodynamic therapy, however, extend beyond the eyes and the skin.

ECONOMIST: Medicinal light-swords