Lymphoma - B cell neoplasms
Non-Hodgkin lymphoma
Hemophagocytic syndrome

Author: Nikhil Sangle, M.D. (see Authors page)

Revised: 1 March 2017, last major update February 2011

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PubMed Search: hemophagocytic syndrome non-hodgkin lymphoma

Cite this page: Hemophagocytic syndrome. PathologyOutlines.com website. http://www.pathologyoutlines.com/topic/lymphomahemophag.html. Accessed March 25th, 2017.
Definition / General
  • May be associated with non-Hodgkin lymphoma (most common: diffuse large B cell, T cell, NK)
  • Systemic presentation (fever, splenomegaly, jaundice), survival < 2 years, mild interstitial lymphoid infiltrate of bone marrow at presentation (Am J Surg Pathol 2001;25:865)
Treatment
  • Cytotoxic chemotherapy if EBV related vs. treatment of infection in non-EBV infection
Gross Description
  • Often no pronounced tumor mass
Micro Description
  • Hemophagocytosis (phagocytosis by macrophages of white blood cells, red blood cells, platelets and precursors)
  • In bone marrow, mild interstitial lymphoid infiltrate at presentation
Positive Stains
  • Depends on tumor type
Molecular / Cytogenetics Description
  • Occasional HHV6 positivity by PCR