Última revisão: 24 Out 2020
Última atualização: 09 Nov 2018

Resumo

Diagnóstico diferencial

Comum

  • Síndrome coronariana aguda
  • Arritmias ventriculares
  • Bloqueio atrioventricular
  • Fibrilação atrial aguda
  • Insuficiência cardíaca congestiva
  • Depleção de volume
  • Disfunção do nó sinusal
  • Estenose aórtica
  • Hemorragia digestiva alta
  • Hemorragia digestiva baixa
  • Neuromediada
  • Hipotensão ortostática
  • Enxaqueca
  • Convulsão

Incomum

  • Síndrome de Wolff-Parkinson-White/síndrome de pré-excitação
  • Tamponamento cardíaco
  • Dissecção da aorta
  • Embolia pulmonar
  • Aneurisma roto da aorta abdominal
  • Síndrome de Brugada
  • Síndrome do QT longo
  • Cardiomiopatia hipertrófica
  • Cardiomiopatia arritmogênica do ventrículo direito
  • Estenose mitral
  • Mixoma atrial
  • Sarcoidose cardíaca
  • Síndrome do roubo da subclávia
  • Gravidez ectópica
  • Hipoglicemia
  • Doença de Addison
  • Acidente vascular cerebral (AVC) vertebrobasilar agudo
  • Pseudossíncope psicogênica

Colaboradores

Sanjeev Wasson

Cardiac Electrophysiologist

Kearney Regional Medical Center

Kearney

NE

Divulgações

SW declares that he has no competing interests.

Dr Sanjeev Wasson would like to gratefully acknowledge Dr Sarabjeet Singh and Dr Nishant Kalra, the previous contributors to this topic. SS and NK declare that they have no competing interests.

Colegas revisoresMOSTRAR TODOS

Assistant Professor of Medicine

Harvard Medical School

Director

The Clinical Decision Unit and Cardiac Emergency Center

Beth Israel Deaconess Medical Center

Boston

MA

Divulgações

SG declares that he has no competing interests.

Professor of Medicine

VA Greater Los Angeles Healthcare System

UCLA School of Medicine

Los Angeles

CA

Divulgações

DL declares that he has no competing interests.

Consultant Cardiologist

Heart and Lung Centre

New Cross Hospital

Wolverhampton

UK

Divulgações

SP has received funds for attending conferences, and fees for speaking and consultation, from Medtronic Inc. SP was also in receipt of funding for research, between 2007 and 2009, from Medtronic Inc. to the University of Manchester. SP was a Guideline Development Group member of the National Institute or Health and Care Excellence (formerly National Institute for Clinical Excellence) guidelines on transient loss of consciousness ('blackouts') management in adults and young people, published in August 2010.

Consultant Cardiologist

Department of Cardiology

King's College Hospital

London

UK

Divulgações

NG declares that he has no competing interests.

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