Lung tumor
Lymphoma and lymphoid infiltrates
Diffuse large B cell lymphoma

Topic Completed: 1 September 2012

Revised: 31 January 2019, last major update September 2012

Copyright: (c) 2003-2016,, Inc.

PubMed Search: diffuse large B cell lymphoma lung

Deepali Jain, M.D.
Page views in 2018: 261
Page views in 2019 to date: 190
Cite this page: Jain D. Diffuse large B cell lymphoma. website. Accessed October 14th, 2019.
Definition / general
  • Presents as large parenchymal mass accompanied by necrosis, occasionally by intrabronchial mass
  • May evolve from MALT lymphoma or arise without preexisting lesions
  • 5 year survival is 50%
Microscopic (histologic) description
Positive stains
  • CD20
Negative stains
  • CD3, CD5, CD26
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