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Síndrome mielodisplásico

Last reviewed: 3 Feb 2026
Last updated: 07 Nov 2025

Summary

Definition

Анамнез и осмотр

Ключевые диагностические факторы

  • edad avanzada
  • fatiga
  • intolerancia al ejercicio
  • palidez
  • hematomas o sangrado
  • quimioterapia y/o radioterapia previa
  • trastorno congénito
  • infecciones bacterianas
Полная информация

Другие диагностические факторы

  • presencia de factores de riesgo
  • trastornos autoinmunitarios
  • esplenomegalia
  • hepatomegalia
  • linfadenopatía
Полная информация

Факторы риска

  • edad >70 años
  • quimioterapia previa
  • radioterapia previa
  • Trasplante autólogo previo de células madre hematopoyéticas
  • trastornos congénitos
  • exposición al tabaco
  • exposición al benceno
  • anemia aplásica
  • hemoglobinuria paroxística nocturna (HPN)
Полная информация

Диагностические исследования

Исследования, которые показаны в первую очередь

  • hemograma completo (HC) con diferencial
  • frotis de sangre periférica
  • recuento de reticulocitos
  • folato en hematíes
  • vitamina B12 sérica
  • análisis de hierro
  • aspiración de médula ósea con tinción de hierro
  • biopsia de médula ósea con aguja gruesa
  • pruebas genéticas
Полная информация

Исследования, проведение которых нужно рассмотреть

  • serología viral
  • eritropoyetina sérica
  • lactato deshidrogenasa
  • tipificación del antígeno leucocitario humano (ALH)
  • citometría de flujo
Полная информация

Алгоритм лечения

Острый

enfermedad de menor riesgo: asintomática

enfermedad de menor riesgo: SMD-5q (del(5q) ± otra alteración citogenética, excepto las que afectan al cromosoma 7) con anemia sintomática

enfermedad de menor riesgo: SMD-SF3B1 (sin del(5q) ± otras alteraciones citogenéticas con sideroblastos en anillo ≥15% [o ≥5% con una mutación en SF3B1]) con anemia sintomática

enfermedad de menor riesgo: sin del(5q) con sideroblastos en anillo <15% (o <5% con una mutación en SF3B1) con anemia sintomática

enfermedad de menor riesgo: con trombocitopenia o neutropenia clínicamente relevante (sin anemia sintomática)

enfermedad de alto riesgo: candidato a trasplante

enfermedad de alto riesgo: no candidato a trasplante

Составители

Авторы

Vijaya Raj Bhatt, MBBS, MS

​Professor

Section Leader, Malignant Hematology

University of Nebraska Medical Center Division of Hematology-Oncology

Nebraska

NE

Раскрытие информации

VRB has participated in a Safety Monitoring Committee for Protagonist Therapeutics and has served as an Associate Editor for the journal Current Problems in Cancer, and as a member of the National Comprehensive Cancer Network Acute Myeloid Leukemia panel. He has received consulting fees from Taiho, Sanofi, Imugene, Genentech, Incyte, Servier Pharmaceuticals, and AbbVie; research funding (institutional) from Cynata Therapeutics, MEI Pharma, Actinium Pharmaceutical, Sanofi, AbbVie, Pfizer, Incyte, Jazz, and NMDP; and drug support (institutional) from Chimerix for a trial.

Prajwal Dhakal, MBBS

​Clinical Assistant Professor of Internal Medicine-Hematology, Oncology, and Blood and Marrow Transplantation

University of Iowa

Iowa City

IA

Раскрытие информации

PD has received honoraria from the Aplastic Anemia and MDS International Foundation, and Iowa Oncology Society. PD has received consulting fees from AbbVie, Genentech, and Stemline Therapeutics.

Выражение благодарностей

Dr Vijaya Raj Bhatt and Dr Prajwal Dhakal would like to gratefully acknowledge Professor Apar Kishor Ganti and Associate Professor Alissa Marr, previous contributors to this topic.

Раскрытие информации

AKG has received research support from Amgen, Apexigen, Bristol-Myers Squibb, Janssen, Merck, New Link Genetics, Pfizer, and Takeda Oncology. AKG has been reimbursed for consulting work for AbbVie and Genentech. None of the grants or payments relate to work involving myelodysplastic syndrome. AM declares that she has no competing interests.

Рецензенты

David P. Steensma, MD, FACP

Associate Professor of Medicine (Hematology) and Oncology

Division of Hematology

Department of Medicine

Mayo Clinic

Rochester

MN

Disclosures

DPS declares that he has no competing interests.

Adrian C. Newland, BA, MB, BCh, MA, FRCP, FRCPath

Professor of Haematology

Queen Mary University

London

UK

Disclosures

ACN declares that he has no competing interests.

Peer reviewer acknowledgements

BMJ Best Practice topics are updated on a rolling basis in line with developments in evidence and guidance. The peer reviewers listed here have reviewed the content at least once during the history of the topic.

Disclosures

Peer reviewer affiliations and disclosures pertain to the time of the review.

References

Our in-house evidence and editorial teams collaborate with international expert contributors and peer reviewers to ensure that we provide access to the most clinically relevant information possible.

Key articles

Killick SB, Wiseman DH, Quek L, et al. British Society for Haematology guidelines for the diagnosis and evaluation of prognosis of adult myelodysplastic syndromes. Br J Haematol. 2021 Jul;194(2):282-93.Full text  Abstract

Killick SB, Ingram W, Culligan D, et al. British Society for Haematology guidelines for the management of adult myelodysplastic syndromes. Br J Haematol. 2021 Jul;194(2):267-81.Full text  Abstract

National Comprehensive Cancer Network. NCCN clinical practice guidelines in oncology: myelodysplastic syndromes [internet publication].Full text

Fenaux P, Haase D, Santini V, et al; ESMO Guidelines Committee. Myelodysplastic syndromes: ESMO clinical practice guidelines for diagnosis, treatment and follow-up. Ann Oncol. 2021 Feb;32(2):142-56.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.
  • Síndrome mielodisplásico images
  • Differentials

    • Anemia aplásica
    • Infección por VIH
    • Otras infecciones virales (p. ej., parvovirus, CMV o hepatitis)
    More Differentials
  • Guidelines

    • NCCN clinical practice guidelines in oncology: myelodysplastic syndromes
    • Guidelines for the diagnosis and treatment of myelodysplastic neoplasias and chronic myelomonocytic leukemia (11th update)
    More Guidelines
  • Calculators

    Sistema Internacional de Puntuación Pronóstica Revisado (IPSS-R) para el síndrome mielodisplásico

    More Calculators
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