The perception of the laser has changed as lasers have moved from the
laboratory into everyday conventional surgery. The physician's percept
ion oi: the laser has expanded from the simple light scalpel to a tool
with a variety of applications. This issue of Otolaryngologic Clinics
of North America is designed to explain how lasers are used today in
otolaryngology-head and neck surgery and to indicate new directions fo
r the laser tomorrow.