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Warthin's Tumor

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Comments:
Grossly Warthin’s tumor (WT) ranges in size from 1.0 – 8.0 cm and has smooth encapsulated outer surface. The cut surface is usually shows solid and cystic areas filled with mucoid, brown material. The cystic areas may demonstrate papillary projections. This low power view of WT shows papillary structures lined by oncocytic epithelium (left side) and dense lymphocytic infiltrate with germinal center formation (right side).

slide 73 of 110