References in periodicals archive ?
Discordant results included exogenous pigmentation, a pigmented basal cell carcinoma, and two benign melanocytic nevi.
Exogenous pigmentation is commonly due to implantation of foreign-body in the oral mucosa.
The aim of this study is to report exogenous pigmentation (chromatosis) of the carcass and viscera of sheep in the state of Bahia, Northeastern Brazil.