The use of dermatologic laser therapy is rapidly expanding. Thirty yea
rs of experience has produced advances in the technology, techniques,
and therapeutic efficacy of dermatologic lasers. The original lasers h
ave been improved and modified, and new types of lasers have expanded
the dermatologist's therapeutic repertoire. Extensive research has pro
vided a greater understanding of the skin's clinical and histologic re
sponse to laser treatment This has allowed dermatologists to expand th
eir therapeutic options and techniques and to improve clinical outcome
.