Lymphoma and plasma cell neoplasms
T / NK cell disorders
Non B, non T lymphoblastic lymphoma

Author: Dragos Luca, M.D. (see Authors page)

Revised: 30 March 2017, last major update September 2011

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PubMed Search: "Non B" "non T" lymphoblastic lymphoma

Cite this page: Non B, non T lymphoblastic lymphoma. PathologyOutlines.com website. http://pathologyoutlines.com/topic/lymphomanonBnonTLL.html. Accessed November 19th, 2017.
Terminology
  • Includes CD7+ stem cell lymphoma (CD7+, CD4-, CD56-, CD33 variable), blastic NK lymphoma (CD56+, CD4-, CD33-, CD123-, CD7 variable), myeloid / NK precursor leukemia (CD4-, CD7+, CD33+, CD56+), CD4+ / CD56+ hematodermic malignancy (also CD33-, CD123+, CD7 variable, Am J Surg Pathol 2003;27:1366)
  • CD7+ stem cell leukemia: CD7+ but no other lineage marker expressed; frequently presents with mediastinal mass and bone marrow invasion; may convert to AML
Prognosis and treatment
  • May have poorer prognosis than T cell lymphoblastic lymphoma
Negative stains