Research progress of photodynamic therapy of keloid
Keloids are pathological scar tissue that forms and overgrows secondary to skin trauma or spontaneously,with strong proliferative ability and high recurrence rate,seriously affecting the physical and mental health of patients.Current treatments include surgical excision,intradermal injection,and radiation therapy,but the results are often unsatisfactory.Photodynamic therapy(PDT)is a non-invasive treatment modality combined with drugs and devices,which is widely used in the treatment of skin tumors and many other skin diseases.In recent years,there have been successive clinical reports that it can effectively treat keloids.This article reviews the research progress of PDT in the treatment of keloid.
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