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Improving PCI Outcomes Using Postprocedural Physiology and Intravascular Imaging.

Laurens J C van Zandvoort1, Ziad Ali2, Morton Kern3

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JACC. Cardiovascular Interventions
|November 19, 2021
PubMed
Summary
This summary is machine-generated.

Optimizing percutaneous coronary intervention (PCI) requires more than just imaging; it demands targeting optimal vessel dimensions to minimize injury and prevent long-term target vessel failure. Understanding and treating stent- and vessel-related anomalies is crucial for improved patient outcomes.

Keywords:
FFRIVUSOCTdPRiFRintravascular imagingphysiologypost-PCItarget vessel failure

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Area of Science:

  • Interventional Cardiology
  • Cardiovascular Imaging
  • Medical Device Technology

Background:

  • Clinical outcomes after percutaneous coronary intervention (PCI) are improving, but long-term target vessel failure remains a concern.
  • Intravascular imaging and physiological indexes can improve PCI outcomes, yet their routine use is limited.
  • Achieving optimal intravascular dimensions and minimizing vascular injury are essential for truly improving patient outcomes post-PCI.

Purpose of the Study:

  • To provide an overview of current tools and techniques for identifying suboptimal PCI.
  • To guide the application of intravascular imaging and physiological indexes for improved patient outcomes.
  • To discuss the recognition and treatment of stent- and vessel-related anomalies after PCI.

Main Methods:

  • Review of intravascular imaging modalities (e.g., IVUS, OCT).
  • Assessment of physiological indexes (e.g., FFR, iFR).
  • Discussion of emerging technologies like angiography-derived coronary physiology and hybrid imaging catheters.

Main Results:

  • A broad spectrum of stent- and vessel-related anomalies can occur post-PCI, detectable by imaging and physiological assessments.
  • Not all identified anomalies require treatment; a nuanced understanding is necessary.
  • Optimal intravascular dimensions and minimal vascular injury are key targets for reducing long-term risks.

Conclusions:

  • Effective use of intravascular imaging and physiological assessment requires knowledge of potential anomalies and when to intervene.
  • Newer modalities offer promising advancements in defining and optimizing PCI results.
  • Targeting optimal intravascular dimensions and managing anomalies are critical for reducing target vessel failure after PCI.