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Blue light therapy can help clear up acne and treat sun damage and non-melanoma skin cancers. Dermatologist Paul X. Benedetto, MD, explains how it works and who can benefit from feeling blue.
Blue light therapy is most commonly used to treat sun damage and premalignant or malignant skin cancer growths. It can actually be used to prevent skin cancer and remove both...
A technique called photodynamic therapy directs wavelengths of blue fluorescent light to activate a topical medicine applied to the skin. It selectively kills abnormal, potentially cancerous cells in specific areas.
Photodynamic therapy (PDT) combines light energy with drugs called photosensitizers to treat a variety of skin conditions. Dermatologists most frequently use photodynamic therapy to treat actinic keratosis (AK), a precancerous skin condition that presents as rough, scaly patches.
Dermatologists advise their patients to avoid harmful ultraviolet light, which can cause skin damage, photoaging and skin cancer. But they also may prescribe light therapy to treat certain skin conditions.
Dermatologists frequently use blue light therapy to prevent skin cancer and treat precancerous and cancerous skin growths. The FDA has approved photodynamic therapy for the treatment of actinic keratosis, a type of pre-cancer that develops on the skin from years of exposure to the sun.
Blue Light Treatment is a non-invasive procedure. Your dermatologist will apply a chemical solution to the affected areas, and subsequently, expose that same area to blue light. The reaction from the chemicals, oxygen and the blue light is what destroys the precancerous or cancerous skin cells.