label: Pancreatic Undifferentiated Carcinoma
label_lc: pancreatic undifferentiated carcinoma
description: "A carcinoma with poor prognosis that arises from the pancreas.  It is characterized by the presence of a significant malignant component that does not show differentiation.  The malignant cells represent a mixture of large, pleomorphic cells and giant cells, or adenocarcinoma cells and spindle cells, or spindle cells."