Reviewer: Deepali Jain, M.D. (see Reviewers page)
Revised: 30 November 2012, last major update August 2012
Copyright: (c) 2001-2012, PathologyOutlines.com, Inc.
● Only ~5 cases reported (Clin Res Hepatol Gastroenterol 2012;36:e71)
● 57 year old woman with mass causing obstructive jaundice (Hum Pathol 1991;22:724)
● 70 year old man with incidental lesion on imaginge (Korean J Radiol 2011;12:510)
● Observation; investigate / treat any potential source of lymphoid reactivity
Hyperplastic lymphoid follicles with germinal centers; interfollicular areas are composed of mixed inflammatory cells and fibrous tissue; background pancreatic tissue shows exocrine acinar atrophy
A: H&E; B: CD79a+ B cells in lymphoid follicles and germinal centers; C: CD3+ T cells in interfollicular areas; D: germinal centers are BCL2+
End of Pancreas > Tumors > Lymphoid hyperplasia
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