Assessment of pancytopenia

Last reviewed: 21 Apr 2025
Last updated: 12 Jul 2024

Summary

Differentials

Common

  • Chemotherapy
  • Radiotherapy
  • Vitamin B12 deficiency
  • Folic acid deficiency
  • Bone marrow infiltration by non-haematological malignancy
  • Non-Hodgkin's lymphoma
  • Hairy cell leukaemia
  • Chronic lymphocytic leukaemia
  • Myelodysplasia
  • Cirrhosis
  • Hepatitis B
  • Hepatitis C
  • Autoimmune hepatitis
  • HIV
  • Cytomegalovirus infection
  • Mycobacterial infection
Full details

Uncommon

  • Acute myeloid leukaemia
  • Acute lymphoblastic leukaemia (ALL)
  • Multiple myeloma
  • Myelofibrosis
  • Lysosomal storage disorders
  • Anorexia nervosa
  • Graft-versus-host disease (GVHD)
  • Heavy metal (arsenic) poisoning
  • Parvovirus infection in sickle cell anaemia (and other haemolytic anaemias)
  • Dyskeratosis congenita (DC)
  • Paroxysmal nocturnal haemoglobinuria (PNH)
  • Idiopathic aplastic anaemia
  • Fanconi's anaemia
  • Other rare inherited cytopenias (e.g., Diamond Blackfan anaemia, Shwachman Diamond syndrome, amegakaryocytic thrombocytopenia)
  • Idiopathic portal hypertension
  • Chronic myeloid leukaemia
  • Brucellosis
  • Leishmaniasis
  • Haemophagocytosis syndromes
  • Drug-induced immune pancytopenia
  • Evans syndrome with associated neutropenia
  • Autoimmune lymphoproliferative syndrome (ALPS)
  • Systemic lupus erythematosus
  • Rheumatoid arthritis
  • Infectious mononucleosis
  • Felty syndrome
Full details

Contributors

Authors

Jeffrey M. Lipton, MD, PhD

Frances and Thomas Gambino Professor of Pediatrics in Hematology/Oncology

Professor of Pediatrics and Molecular Medicine

Donald and Barbara Zucker School of Medicine at Hofstra/Northwell

Professor, The Center for Autoimmune Musculoskeletal and Hematopoietic Diseases

Feinstein Institute for Medical Research

Director, Hematology/Oncology and Stem Cell Transplantation

Cohen Children's Medical Center of New York

Hyde Park

New York

Disclosures

JML has been reimbursed by Chiesi Farmaceutici S.p.A as a consultant.

Acknowledgements

Dr Jeffrey M. Lipton would like to gratefully acknowledge Dr Jeff K. Davies and Dr Eva C. Guinan, the previous contributors to this topic.

Disclosures

JKD and ECG declare that they have no competing interests.

Peer reviewers

Stella Davies, MD, PhD

Professor and Division Director

Cincinnati Children's Hospital Medical Center

Cincinnati

OH

Disclosures

SD declares that she has no competing interests.

Drew Provan, BSc, MBChB

Consultant Hematologist

Department of Hematology

The Royal London Hospital

London

UK

Disclosures

DP was medical director at GlaxoSmithKline 2005-2006.

Alfred P. Gillio, MD

Director

Bone Marrow Failure Clinic

Tomorrows Children's Institute

Hackensack University Medical Center

Hackensack

NJ

Disclosures

APG declares that he has no competing interests.

References

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Key articles

Kulasekararaj A, Cavenagh J, Dokal I, et al. Guidelines for the diagnosis and management of adult aplastic anaemia: a British Society for Haematology guideline. Br J Haematol. 2024 Mar;204(3):784-804.Full text  Abstract

Young NS. Aplastic anemia. N Engl J Med. 2018 Oct 25;379(17):1643-56.Full text  Abstract

Williams DA, Bennett C, Bertuch A, et al. Diagnosis and treatment of pediatric acquired aplastic anemia (AAA): an initial survey of the North American Pediatric Aplastic Anemia Consortium (NAPAAC). Pediatr Blood Cancer. 2014 May;61(5):869-74.Full text  Abstract

Khoury JD, Solary E, Abla O, et al. The 5th edition of the World Health Organization Classification of Haematolymphoid Tumours: myeloid and histiocytic/dendritic neoplasms. Leukemia. 2022 Jul;36(7):1703-19.Full text  Abstract

Reference articles

A full list of sources referenced in this topic is available to users with access to all of BMJ Best Practice.
  • Assessment of pancytopenia images
  • Guidelines

    • Guidelines for the diagnosis and management of adult aplastic anaemia
    • Diagnosis and management of acquired aplastic anemia: consensus statement
    More Guidelines
  • Patient information

    Non-Hodgkin's lymphoma

    Non-Hodgkin lymphoma: questions to ask your doctor

    More Patient information
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