Warthin’s Tumor
nImaging
nWell circumscribed, internally heterogenous, posterior superficial lobe
n30% cystic, no Ca++
nDDx
nLymphoepithelial cyst, benign mixed tumor, low grade adenoid cystic or mucoepidermoid, nodal mets
nPathology
nAKA papillary cystadenoma lymphomatosum
nEpithelial and lymphoid components, 20% multicentric, 5-10% extraparotid
nClinical
n90% smokers, ?EBV, M:F 3-5:1, 60 yrs, asymptomatic