What is photodynamic therapy?

Typically component: This is used for treating skin conditions typified by actively growing cells. A form of chemotherapy is used. The agent called amino levulonic acid is topically applied and actively taken up by the multiplying cells. A light is then applied to the area and the cells which have ingested the ala are sensitized to e logs effects and generally are weakened and die. It is used for different skidiesease.

Type of treatment: Photodynamic therapy (pdt) uses a drug, called a photosensitizer, and a light to kill cancer cells. Depending on the type of cancer, the drug is applied to the surface of the skin or injected. It can be used for certain cancers of the skin, esophagus, and lung. Studies are being done looking at the use of pdt for cancers of the head and neck, brain, and gastrointestinal tract.