PMC5883468_01
Baseline
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PMC5883468_01_EJD-12-149-g001.jpg
F1
In clinical examination, periodontal tissues were healthy, but bilateral melanin pigmentation was present in both the maxilla and mandible [Figure 1].
PMC5883468_02
Depigmentation by diode laser
EJD-12-149-g002.jpg
PMC5883468_02_EJD-12-149-g002.jpg
F2
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].
Complete healing 12 weeks after depigmentation
EJD-12-149-g003.jpg
PMC5883468_02_EJD-12-149-g003.jpg
F3
On the final healing at 12 weeks, gingiva appeared pale pink which was satisfactory for both patients and operator [Figure 3].