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Diagnosing an MI: don't trust the monitor!
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  • Published on:
    Re:Diagnosing an MI: don't trust the monitor - standardise it!

    Dear Dr Johnson,

    Thank you for your letter with its very interesting comments about inappropriate filter settings for electrocardiographs and monitors. This has been a research interest of mine for many years and Professor Chamberlain in Brighton has been aware of it since the early 1980's. You obviously have put in a significant amount of work in tracing your 50 patients. The 0.05 to 100 Hz settings are fine f...

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    Conflict of Interest:
    None declared.
  • Published on:
    Diagnosing an MI: don't trust the monitor - standardise it!
    • Thomas W. Johnson, Specialist Registrar
    • Other Contributors:
      • Antony French, Ting Yang Tan and Julian W. Strange

    We read with interest Dr Tayler et al's piece entitled 'Diagnosing an MI: don't trust the monitor!'[1]. We have had a similar experience with ECG filter-related artefactual ST segment change, resulting in patient referral direct to the catheter lab for primary percutaneous coronary intervention. As a consequence, we have audited the variation in ECG filter settings utilised during the acute coronary syndrome 'patient jou...

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    Conflict of Interest:
    None declared.