Ashri N, Gazi M
College of Dentistry, King Saud University, Riyadh, Saudi Arabia.
Oral Surg Oral Med Oral Pathol. 1990 Oct;70(4):445-9. doi: 10.1016/0030-4220(90)90207-9.
Three unusual types of oral pigmentation are presented. The first is a brown orange pigmentation caused by the habit of using the bark of Juglans regia for teeth cleaning. The second is a bright yellow pigmentation associated with the habit of chewing the seeds of Cola nitida. The third is a generalized mousy brown pigmentation related to the habit of chewing the leaves of Catha edulis. The purpose of this article is to describe the nature of these pigmentations and to present their clinical and histologic features.
本文介绍了三种不寻常的口腔色素沉着类型。第一种是由于使用胡桃树皮清洁牙齿的习惯导致的棕橙色色素沉着。第二种是与咀嚼可乐果种子的习惯相关的亮黄色色素沉着。第三种是与咀嚼巧茶树叶的习惯相关的全身性暗褐色色素沉着。本文的目的是描述这些色素沉着的性质，并呈现其临床和组织学特征。
