Facial appearance depends on several oral and extraoral factors. The gingiva is an important intraoral tissue which when affected particularly by pigmentation is mainly responsible for the unpleasant appearance. Several causes of gingival pigmentation were previously mentioned in text together with the possible techniques of treatment. In this review, we will focus on this topic with a histological point of view.
Abdel Moneim R, El Deeb M, A. Rabea A. Gingival pigmentation (cause, treatment and histological preview). Future Dental Journal. 2020; 3(1):1-7.