Plastic Surgery Key

Science and Research Caroline A. Nelson, MD Structure and Function Basic Concepts The skin consists of three layers: the epidermis, the dermis, and the subcutis. Key functions include maintenance of…

Disorders Due to Physical Agents Caroline A. Nelson, MD Photodermatoses Basic Concepts Abnormal cutaneous effects of UVR exposure may be classified as idiopathic photodermatoses, defective DNA repair and chromosomal instability…

Cosmetics John S. Barbieri, MD, MBA Caroline A. Nelson, MD, Sherry H. Yu, MD Cosmetics and Cosmeceuticals Basic Concepts Chronologic aging and photoaging each contribute to change in human physical…

Physical Treatments John S. Barbieri, MD, MBA Sherry H. Yu, MD Phototherapy Basic Concepts In phototherapy, UVR is used to induce a therapeutic effect. Methods include: bbUVB: 290 to 320…