case_images: PMC4033480_01
case_images: Low power view of the excised pedunculated gingival mass shows a polypoid tumor consisting of irregular nests of tumor cells.
case_images: CRIPA2014-712912.001.jpg
case_images: PMC4033480_01_CRIPA2014-712912.001.jpg
case_images: fig1
case_images: Histologic examination showed a moderately to poorly differentiated adenocarcinoma, consistent with metastatic cholangiocarcinoma (Figures 1 and 2).
case_images: High power view of the excised polypoid gingival mass shows a moderately to poorly differentiated adenocarcinoma focally covered with nonneoplastic squamous mucosa.
case_images: CRIPA2014-712912.002.jpg
case_images: PMC4033480_01_CRIPA2014-712912.002.jpg
case_images: fig2
case_images: Histologic examination showed a moderately to poorly differentiated adenocarcinoma, consistent with metastatic cholangiocarcinoma (Figures 1 and 2).