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Trombocitopenia inducida por heparina

Última revisão: 16 Jan 2026
Última atualização: 20 Jun 2023

Resumo

Определение

Анамнез и осмотр

Ключевые диагностические факторы

  • presencia de factores de riesgo
  • antecedentes de exposición reciente a la heparina
  • antecedentes de TIH
  • ausencia de enfermedades y medicamentos que causan trombocitopenia
  • antecedentes de cirugía o traumatismo recientes
  • características consecuentes con un evento tromboembólico venoso o arterial (p. ej., embolia pulmonar [EP], trombosis venosa profunda [TVP], accidente cerebrovascular, infarto de miocardio [IM]).
  • necrosis en los lugares de las inyecciones de heparina
Полная информация

Другие диагностические факторы

  • ausencia de sangrado
  • signos de necrosis hemorrágica suprarrenal
  • reacción sistémica aguda
  • signos de gangrena venosa en las extremidades
Полная информация

Факторы риска

  • exposición reciente a la heparina (dentro de los últimos 100 días)
  • cirugía cardiovascular u ortopédica reciente
  • sexo femenino
Полная информация

Диагностические исследования

Исследования, которые показаны в первую очередь

  • hemograma completo (HC)
Полная информация

Исследования, проведение которых нужно рассмотреть

  • Índice 4T
  • ensayo con antígenos de trombocitopenia inducida por heparina (TIH)
  • Ensayo funcional de TIH
  • estudios de coagulación
  • ultrasonido Doppler venoso
  • angiografía pulmonar por tomografía computarizada (APTC)
  • gammagrafía de ventilación-perfusión, (gammagrafía de V/P)
  • flebografía por tomografía computarizada cerebral
  • venografía por resonancia magnética (cabeza)
Полная информация

Алгоритм лечения

Острый

sospecha de TIH con índice 4T ≥4, o TIH aguda confirmada

sospecha de trombocitopenia inducida por heparina (TIH) con índice 4T ≤3

ПРОДОЛЖЕНИЕ

recuperación plaquetaria (TIH A subaguda)

TIH remota

Составители

Авторы

Lori-Ann Linkins, MD, MSc(Clin Epi), FRCPC

Associate Professor

Department of Medicine

McMaster University

Thrombosis Consultant

Juravinski Hospital and Cancer Centre

Hamilton

Ontario

Canada

Раскрытие информации

LL is an author of several references cited in this topic.

Рецензенты

Jeffrey S. Wasser, MD

Assistant Clinical Professor of Medicine

Acting Associate Chair of the Division of Hematology and Medical Oncology

University of Connecticut School of Medicine

Farmington

CT

Раскрытие информации

JSW declares that he has no competing interests.

Henry Watson, MD, FRCP, FRCPath

Consultant Haematologist

Aberdeen Royal Infirmary

Foresterhill Health Campus

Aberdeen

UK

Раскрытие информации

HW declares that he has no competing interests.

Simon Davidson, MPhil

Clinical Scientist

Royal Brompton Hospital

Honorary Clinical Lecturer

Imperial College London

London

UK

Раскрытие информации

SD is a consultant for Mitsubishi Pharma, the manufacturer of argatroban.

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.

Список литературы

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Основные статьи

Warkentin T, Kelton J. Temporal aspects of heparin-induced thrombocytopenia. N Engl J Med. 2001;344:1286-1292.Полный текст  Аннотация

Cuker A, Arepally GM, Chong BH, et al. American Society of Hematology 2018 guidelines for management of venous thromboembolism: heparin-induced thrombocytopenia. Blood Adv. 2018 Nov 27;2(22):3360-92.Полный текст  Аннотация

Linkins LA, Dans AL, Moores LK, et al. Treatment and prevention of heparin-induced thrombocytopenia: antithrombotic therapy and prevention of thrombosis (9th ed). American College of Chest Physicians evidence-based clinical practice guidelines. Chest. 2012 Feb;141(2 Suppl):e495S-e530S.Полный текст  Аннотация

Watson H, Davidson S, Keeling D, et al. Guidelines on the diagnosis and management of heparin-induced thrombocytopenia: second edition. Br J Haematol. 2012 Dec;159(5):528-40.Полный текст  Аннотация

Статьи, указанные как источники

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