Photodynamic therapy (PDT) is a special treatment performed with a topical photosensitizing agent called Levulan® (5-aminolevulinic acid or ), which is activated with the correct wavelength of light. Levulan can be applied to the face, neck and chest before a photofacial treatment to enhance results and reduce the number of treatments needed. It is particularly useful for improving the appearance of sun damaged skin and actinic keratoses.
PDRT is an effective treatment for:
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