209074 The clinical observation on nevus of Ota treated with the Qswitched ruby laser in 120 cases/Ding Wei(丁伟,Dept Plast Reconstruct Surg,Changzheng Hosp, 2nd Mil Med Univ PLA,Shanghai 200003)…∥Chin J Aesth Plast Surg. -2009,20(10). -581~583 Objective To observe clinical effect and safety in patients with facial nevus of Ota treated with Qswitched ruby laser.