Endocrine and cystic neoplasms of the pancreas have much better survival rates than pancreatic adenocarcinoma.

Results Among 298 cases, pleomorphic adenomas was the most common, followed by adenoid cystic carcinoma, pleomorphic adenocarcinoma, adenocarcinoma and other type.

There were 24 (20.0%) malignant tumors, as follows: adenoid cystic carcinoma, lymphoma, pleomorphic adenocarcinoma, rhabdomyosarcoma, lacrimal adenocarcinoma, malignant melanoma.