case_images: PMC5883468_01
case_images: Baseline
case_images: EJD-12-149-g001.jpg
case_images: PMC5883468_01_EJD-12-149-g001.jpg
case_images: F1
case_images: In clinical examination, periodontal tissues were healthy, but bilateral melanin pigmentation was present in both the maxilla and mandible [Figure 1].
case_images: PMC5883468_02
case_images: Depigmentation by diode laser
case_images: EJD-12-149-g002.jpg
case_images: PMC5883468_02_EJD-12-149-g002.jpg
case_images: F2
case_images: Depigmentation was performed in a horizontal direction, using the laser tip in contact mode on the pigmented part of the gingiva and parallel to the root surfaces not to cause overheating, and the area depigmented was wiped with gauze soaked in saline [Figure 2].
case_images: Complete healing 12 weeks after depigmentation
case_images: EJD-12-149-g003.jpg
case_images: PMC5883468_02_EJD-12-149-g003.jpg
case_images: F3
case_images: On the final healing at 12 weeks, gingiva appeared pale pink which was satisfactory for both patients and operator [Figure 3].