Photodynamic therapy uses photosensitizing topical medication that is activated by a light source. The photosensitizing agent is put in the bloodstream through a vein or placed on the skin and soaks into the cancer cells. A light of a specific wavelength is then applied that makes the agent react with oxygen, forming a chemical that destroys the cancer cells.
This treatment has been approved for the treatment of sunspots, actinic keratosis. It may be necessary to repeat this treatment every 1-4 weeks.
Actinic keratosis is the most common pre-malignant skin lesion and can turn into squamous cell carcinoma. Actinic keratosis is rough lesions that range in color from skin tone to reddish brown.
It shows up on sun-exposed skin areas, such as the head, neck, forearms and hands. Most likely, 60 percent of fair-skinned, blue-eyed people who live in sunny areas will develop at least one actinic keratosis.
There are many advantages to PDT:
If you would like to learn more about photodynamic therapy to treat actinic keratosis, contact the Total Skin Center located near Kansas City today.