[CO(2) and Er:YAG lasers in dermatology and aesthetic surgery].

In the past few years, the spectrum of indications for ablative lasers in dermatology and aesthetic medicine has been expanded due to technological innovations. In the following, technical basics, laser-tissue interactions, indications for the CO(2) and Er:YAG laser and laser treatment management are described. In addition, side effects and reactions associated with the use of these laser systems are listed and compared.