Adverse effects of topical photodynamic therapy in rosacea - case report

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Rosacea is a chronic and inflammatory skin condition, with relapses being a common characteristic. Its treatments are based on cosmetics, drugs, and the application of procedures based on high-powered light. Photodynamic Cosmetic Therapy (PCT) combines light, a photosensitizer (PS), and molecular oxygen present in tissues, generating photochemical reactions capable of causing tissue and vascular destruction, stimulating tissue repair. We report a case with an adverse effect caused by applying...

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