Pathology Outlines

CNS tumor
Lymphoma and other hematopoietic lesions
Leukemia

Topic Completed: 1 January 2006

Revised: 3 January 2019, last major update January 2006

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PubMed Search: CNS leukemia [title]

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Table of Contents

Definition / general | Case reports

Cite this page: Pernick N. Leukemia. PathologyOutlines.com website. http://www.pathologyoutlines.com/topic/cnstumorleukemia.html. Accessed October 21st, 2019.

Definition / general

See also Leukemia chapter
Usually diagnosed by CSF cytology
Blast crises of > 300K may be associated with parenchymal or meningeal mass lesions and intravascular leukostasis, particularly in AML

Case reports

47 year old woman with tumor of monoblasts (Arch Pathol Lab Med 1999;123:327)
Relapse of acute myelogenous leukemia as a cerebellar myeloblastoma showing megakaryoblastic differentiation (Mod Pathol 1999;12:1186)