div class=ts-pagebuttonPage 1button div class=ts-image amp-img class=ts-thumb alt=Page 1: varicosecliniccomvaricosecliniccomoral pigmentationpdfOral pigmentation may be exogenous or endogenous in origin Exogenous pigmentation is commonly due to foreign-body implantation src=https:reader033vdocumentsmxreader033viewer202205160660269995817d515ee970fe35html5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 2button div class=ts-image amp-img class=ts-thumb alt=Page 2: varicosecliniccomvaricosecliniccomoral pigmentationpdfOral pigmentation may be exogenous or endogenous in origin Exogenous pigmentation is commonly due to foreign-body implantation src=https:reader033vdocumentsmxreader033viewer202205160660269995817d515ee970fe35html5thumbnails2jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 3button div class=ts-image amp-img class=ts-thumb alt=Page 3: varicosecliniccomvaricosecliniccomoral pigmentationpdfOral pigmentation may be exogenous or endogenous in origin Exogenous pigmentation is commonly due to foreign-body implantation src=https:reader033vdocumentsmxreader033viewer202205160660269995817d515ee970fe35html5thumbnails3jpg width=142 height=106 layout=responsive amp-img divdiv