Melasma in Caucasian patients before and four to six weeks after one treatment with the 694-nm FRx-QSRL. (A) 39-year old woman, fluence 6 J/cm2, front: 2 passes, cheeks: 1 pass. (B) 42-year-old woman, fluence 6 J/cm2, 1 pass. (C) 51-year-old woman, fluence 6 J/cm2, 2 passes. (D) 42-year-old woman, fluence 5 J/cm2, 1 pass. Presented cases are representative examples of the 25 treated patients. FRx, fractional-mode; QSRL, Q-switched ruby laser.