[Current role of light-based treatments and procedures in acne]

Abstract

A range of light-based treatments in acne have been used including visible light, specific narrowband light, intense pulsed light, pulsed dye laser with or without photosensitizing agents. The clinical studies in this topic have often lacked controls and included only small numbers of patients The purpose of this presentation was to assess the level of evidence in the literature on this subject, remember the scientific rational and targets of light-based therapy and remember procedures for approving the devices in the US.