Small bowel (small intestine)
Lymphoplasmacytic lymphoma

Author: Hanni Gulwani, M.D. (see Authors page)

Revised: 22 February 2018, last major update August 2012

Copyright: (c) 2003-2018,, Inc.

PubMed Search: Lymphoplasmacytic lymphoma small bowel

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Cite this page: Gulwani, H. Lymphoplasmacytic lymphoma. website. Accessed January 22nd, 2019.
Definition / general
  • Low grade B cell lymphoma characterized by proliferation of small and plasmacytoid lymphocytes and plasma cells containing monoclonal intracytoplasmic immunoglobulins
  • Often associated with serum viscosity syndrome due to IgM
  • Formerly called immunocytoma
  • Monoclonal serum gammopathy
Case reports
Microscopic (histologic) description
  • Nodular or diffuse transmural infiltrate of small lymphocytes, mature plasma cells, lymphoplasmacytoid cells associated with extracellular PAS+ material
Microscopic (histologic) images

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