Cystadenoma

**Semantic type:** Neoplastic Process

**Definition:** A benign or borderline cystic epithelial neoplasm arising from the glandular epithelium. The epithelial cells line the cystic spaces which contain serous or mucinous fluid. Representative examples include ovarian and pancreatic cystadenomas.

**Synonyms:** - CYSTADENOMA, BENIGN - Cystadenoma, NOS - Cystoma - Cystoma