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. Author manuscript; available in PMC: 2011 Sep 1.
Published in final edited form as: Am J Surg Pathol. 2010 Sep;34(9):1277–1286. doi: 10.1097/PAS.0b013e3181e9bb8b

Fig. 2. Mantle cell lymphoma with features of lymphomatous polyposis.

Fig. 2

A. A polypoid infiltrate is present within the gall bladder mucosa. B. Cyclin D1 immunostain highlights the neoplastic cells, which are largely confined to the mantle zones surrounding negative reactive germinal centers.