digestive system adenoma Warthin tumor https://rarediseases.info.nih.gov/diseases/8569/warthin-tumor Warthin's tumour MONDO:0006493 An adenoma characterized by an oncocytic, often papillary, epithelial component, dense lymphoid stroma, and cystic spaces. It occurs primarily in the parotid gland, and is the second most common benign parotid salivary gland tumor. A strong association with smoking has been reported. It typically presents as a painless swelling in the lower portion of the parotid gland. NCIT:C2854 EFO:1000625 papillary cystadenoma lymphomatosum UMLS:C0001429 Warthin's tumor Warthin tumor ICDO:8561/0 SCTID:422470007 adenolymphoma MESH:D000235 papillary cystadenoma lymphomatosum (formerly) MEDGEN:124 benign neoplasm of salivary gland benign epithelial neoplasm