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A New Single Chamber Implantable Defibrillator with Atrial Sensing: A Practical Demonstration of Sensing and Ease of Implantation
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Automatic implantable cardioverter defibrillator lead dislodgement resulting in sudden cardiac death: a case report

Girish M Nair1, Vidhya Nair2, Jeffrey S Healey3

  • 1Division of Cardiology, University of Ottawa Heart Institute, Ottawa, Ontario, Canada.

The Canadian Journal of Cardiology
|December 3, 2014
PubMed

Insights

Sudden cardiac death occurred in a patient 13 days post-automatic implantable cardioverter defibrillator (AICD) implantation due to lead dislodgement. This rare complication underscores the need for vigilant monitoring of high-risk patients after AICD procedures.

Area of Science:

  • Cardiology
  • Medical Devices
  • Sudden Cardiac Death

Background:

  • Nonischemic dilated cardiomyopathy poses a risk for sudden cardiac events.
  • Automatic implantable cardioverter defibrillators (AICDs) are used to prevent sudden cardiac death.

Observation:

  • A 39-year-old patient with dilated cardiomyopathy experienced sudden cardiac death 13 days after AICD implantation.
  • Autopsy revealed AICD lead dislodgement as the cause of death.

Findings:

  • AICD lead dislodgement is a previously unreported cause of death in this context.
  • This case represents a rare but critical complication of AICD implantation.

Implications:

  • Intensive monitoring is crucial for patients at high risk of AICD lead dislodgement.
  • Early detection and intervention strategies are necessary to prevent mortality.
  • Further research into AICD lead stability and patient selection may be warranted.

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