French–American–British classification

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The French–American–British (FAB) classification systems refers to a series of classifications of hematologic diseases. It is based on the presence of dysmyelopoiesis and the quantification of myeloblasts and erythroblasts.[1]

It was first produced in 1976.[2]

Types include:

Updates continued through at least 1989.[3]


  1. ^ Emmanuel C. Besa (1992). Hematology, Volume 487. Lippincott Williams & Wilkins. p. 42. ISBN 9780683062229.
  2. ^ Bennett JM, Catovsky D, Daniel MT, et al. (August 1976). "Proposals for the classification of the acute leukaemias. French-American-British (FAB) co-operative group". Br. J. Haematol. 33 (4): 451–8. doi:10.1111/j.1365-2141.1976.tb03563.x. PMID 188440.
  3. ^ Bennett JM, Catovsky D, Daniel MT, et al. (June 1989). "Proposals for the classification of chronic (mature) B and T lymphoid leukaemias. French-American-British (FAB) Cooperative Group". J. Clin. Pathol. 42 (6): 567–84. doi:10.1136/jcp.42.6.567. PMC 1141984. PMID 2738163.