Chronic Myeloid Neoplasms
MDS / MPN
WHO classification of MDS / MPN



Topic Completed: 1 August 2011

Revised: 31 December 2018, last major update August 2011

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PubMed Search: WHO classification MDS/MPN [title]


Nikhil Sangle, M.D.
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Cite this page: Sangle N. WHO classification of MDS / MPN. PathologyOutlines.com website. http://www.pathologyoutlines.com/topic/myeloproliferativewhomdsmpnwho.html. Accessed September 23rd, 2019.
Definition / general
  • Diagnosis requires correlation of bone marrow and peripheral blood findings with clinical, genetic and other laboratory information (Semin Diagn Pathol 2003;20:154)

WHO 2008 classification
  • 4.1 Chronic myelomonocytic leukemia
  • 4.2 Juvenile myelomonocytic leukemia
  • 4.3 Atypical chronic myeloid leukemia
  • 4.4 MDS/MPN, unclassifiable

WHO 2001 classification
  • Atypical chronic myeloid leukemia
  • Chronic myelomonocytic leukemia
  • Juvenile myelomonocytic leukemia
  • Myelodysplastic / myeloproliferative disease, unclassifiable
Additional references
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