Letters

Syncope A good history is not enough

BMJ 1994; 309 doi: https://doi.org/10.1136/bmj.309.6952.474a (Published 13 August 1994) Cite this as: BMJ 1994;309:474
  1. R Sutton,
  2. A Nathan,
  3. J Perrins,
  4. D Skehan,
  5. W Y N Davies
  1. British Pacing and Electrophysiology Group, Royal Brompton National Heart and Lung Hospital, London SW3 6NP
  2. Cardiovascular Investigation Unit, Department of Medicine (Geriatric Medicine), Royal Victoria Infirmary, Newcastle upon Tyne NE1 4LP.

    EDITOR, - The editorial on syncope by M C Petch invites comment.1 The thrust is to oversimplify the diagnosis of syncope. We agree that this may be appropriate but depends on the history from patient and observer. However, in a substantial minority there are real difficulties. In this context Petch's definition of malignant vasovagal syncope does not match either the British or the North American definition.2 The British definition hinges on the lack of warning experienced, which results in injury in attacks, and the American definition emphasises the duration of asystole on tilt testing. For these patients testing is necessary, and until the mid-1980s there was no test that could, in the laboratory, reproduce vasovagal syncope. In 1986 Kenny first showed the clinical value of tilt testing and provided the basis for the British definition.3 Since then tilt testing has spread worldwide, which reflects not …

    View Full Text

    Sign in

    Log in through your institution

    Free trial

    Register for a free trial to thebmj.com to receive unlimited access to all content on thebmj.com for 14 days.
    Sign up for a free trial

    Subscribe