Tag: skin barrier Photodynamic therapy

Photodynamic therapy for photoaging and effects on skin barrier

Medical Beauty
The exogenous aging of the skin is mainly caused by long-term sun exposure, also known as skin photoaging. The clinical manifestations are skin aging appearance such as rough skin, deep wrinkles, pigmentation and telangiectasia. Skin aging is often accompanied by barrier dysfunction of the skin. The skin barrier consists of a water-lipid membrane and a “brick wall”-like structure that isolates and protects the epidermis and dermis, and plays an important role in maintaining the stability of the body’s environment. A variety of skin diseases such as atopic dermatitis, psoriasis, Contact dermatitis and the like are all related to the stability of the skin barrier function. Previous studies have found that photodynamic therapy can treat and prevent photoaging in addition to skin tumors, condy