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TAVI and Post Procedural Cardiac Conduction Abnormalities.

Antonio Mangieri1, Claudio Montalto1, Matteo Pagnesi1

  • 1IRCCS San Raffaele Scientific Institute, Milan, Italy.

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|July 19, 2018
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Summary
This summary is machine-generated.

Transcatheter aortic valve implantation (TAVI) can cause conduction disturbances, the most common complication. Identifying predictors and developing new strategies are crucial, especially as TAVI expands to low-risk patients.

Keywords:
aortic stenosisleft bundle branch blockpacemakerright bundle branch blocktranscatheter aortic valve implantation

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Area of Science:

  • Cardiology
  • Interventional Cardiology
  • Cardiac Electrophysiology

Background:

  • Transcatheter aortic valve implantation (TAVI) is a standard treatment for intermediate/high-risk surgical patients.
  • Complication rates after TAVI have decreased, but conduction disturbances remain common.
  • Conduction disturbances, including atrioventricular and intraventricular blocks, are the most frequent post-TAVI complication.

Purpose of the Study:

  • To review the incidence of conduction disturbances after TAVI.
  • To identify predictive factors for these complications.
  • To discuss the clinical implications of conduction disturbances post-TAVI.

Main Methods:

  • Review of existing literature on TAVI and conduction disturbances.
  • Analysis of procedural, clinical, and electrocardiographic factors.
  • Evaluation of clinical outcomes associated with conduction disturbances.

Main Results:

  • New-onset atrioventricular and intraventricular conduction block is the most common complication post-TAVI.
  • Predisposing factors include procedural, clinical, and electrocardiographic elements.
  • The incidence and impact of these disturbances are critical in the evolving TAVI landscape.

Conclusions:

  • Conduction disturbances are a significant challenge after TAVI.
  • Further research into predictive factors and preventative strategies is needed.
  • Understanding these complications is vital for expanding TAVI to lower-risk populations.