Treating Skin Cancer With Light

Can skin cancer be treated with light? Scientists from the University of California, Irvine say they can treat skin cancer with light - the ability to image cancerous lesions using LEDs might advance a technique for treating cancer called photodynamic therapy (PDT). In PDT, photosensitizing chemicals that absorb light are injected into a tumor, which is then exposed to light. The chemicals generate oxygen radicals from the light energy, destroying the cancer cells. PDT is currently approved by the U.S. Food and Drug Administration (FDA) for the treatment of esophageal and lung cancer. read more

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