NCIt synonyms : Pleomorphic Spindle and Giant Cell Carcinoma of the Gallbladder; Pleomorphic Spindle and Giant Cell Carcinoma of Gallbladder; Gallbladder Pleomorphic Giant Cell Adenocarcinoma; Undifferentiated Gallbladder Carcinoma, Spindle and Giant Cell Type; Gallbladder Undifferentiated Carcinoma, Spindle and Giant Cell Type; GBSC;
NCIt definition : A rare aggressive carcinoma that arises from the gallbladder. It is characterized
by the presence of poorly differentiated pleomorphic carcinoma cells admixed with
malignant spindle-shaped cells that express epithelial immunohistochemical markers.;