The development of fractional photothermolysis has revolutionized the treatment of skin scarring, rejuvenation, and tightening. By creating targeted microthermal zones and leaving surrounding tissue intact, this concept has provided the field with efficacious results, with less downtime and a better safety profile.

Understanding the key aspects of preoperative assessment, the guidelines for the safe use of blood thinning agents, and
steps for management of immediate and delayed bleeding complications are crucial for minimizing patient morbidity
and maintaining good surgical outcomes.

After a brief introduction on laser history and physics, clinical applications of lasers will be presented in detail. Four main topics will be the focus: vascular lesions, pigmented lesions, resurfacing, and hair removal.

WHAT WE NOW refer to as aesthetic or cosmetic surgery was not commonly practiced until the advent of effective, reliable, and safe anesthetic techniques.

Nonablative photorejuvenation has become an integral procedure in the emerging discipline of laser dermatologic surgery.