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