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Dermabrasion is an effective treatment for acquired bilateral nevus of Ota-like macules
S Kunachak1, S Kunachakr, V Sirikulchayanonta
1Department of Otolaryngology, Ramathibodi Hospital, Mahidol University, Thailand.
Background:
Dermal pigmented lesion, or acquired bilateral nevus of Ota-like macules, is a common entity in Asian skin. There are no established data supporting the safety, effectiveness, and cosmesis of its treatment. The lesions do not respond to bleaching or peeling agents.
Objective:
To search for a means of treatment that is cost effective, safe, and yields a good cosmetic result. If possible, these requirement should be accomplished within one session.
Methods:
Three hundred and twenty patients who presented themselves with acquired bilateral nevus of Ota-like macules were included in the study. Area dermabrasion using a hand engine with a coarse diamond fraise was performed in every case.
Results:
Three hundred and twenty patients (97%) achieved 100% clearance of the pigment. In the remaining 10 patients (3%) there was 5% residual pigment. The wound healed with excellent cosmesis, and without changing skin texture.
Conclusion:
Dermabrasion is an excellent modality for the treatment of acquired nevus of Ota-like macules.