Undifferentiated carcinoma of the head of pancreas with osteoclast-like giant cells presenting as a symptomatic cystic mass following acute pancreatitis: Case report and review of the literature

摘要

IntroductionUndifferentiated head of pancreas carcinoma with osteoclast-like giant cells (UC-OGC) is a rare neoplasm, with less than a hundred cases reported. We present such a case, in which the UC-OGC presented atypically as a cystic lesion following acute pancreatitis and led to late diagnosis.