Evaluation of surgical scalpel versus semiconductor diode laser techniques in the management of gingival melanin hyperpigmentation: A split-mouth randomized clinical comparative study.

Background: "Black gums" due to melanin pigmentation of the gingiva is one reason for the demand of cosmetic therapy. Clinicians are often faced with challenge to achieve gingival esthetics in such cases because of its recurrence. Although many procedures were described in literature for gingival depigmentation, only few are mentioning about the intensity of repigmentation.