A rare variant of undifferentiated pancreatic carcinoma characterized by the presence of non-neoplastic osteoclast-like giant cells. The disease is Monarch Disease Ontology id MONDO_0006479 (undifferentiated pancreatic carcinoma with osteoclast-like giant cells). Also known as: OGCT of pancreas, osteoclast-like giant cell neoplasm of pancreas, osteoclast-like giant cell neoplasm of the pancreas, osteoclastic giant cell tumor of pancreas, osteoclastic giant cell tumour of pancreas, pancreatic osteoclast-like giant cell carcinoma, pancreatic osteoclastic giant cell tumor, pancreatic osteoclastic giant cell tumour.