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Interventional Diagnostic Procedure: A Practical Guide for the Assessment of Coronary Vascular Function

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Published on: March 15, 2022

Using Physiology Pullback for Percutaneous Coronary Intervention Guidance: Is this the Future?

Sukhjinder Singh Nijjer¹

¹Department of Cardiology, Imperial College London, Hammersmith Hospital, Du Cane Road, London, W12 0HS, United Kingdom. Electronic address: https://twitter.com/SukhNijjer.

Interventional Cardiology Clinics

|November 13, 2022

Summary

This review explains how to interpret coronary physiology pullback data, including instantaneous wave-free ratio and fractional flow reserve, to guide revascularization decisions in complex coronary artery disease.

Keywords:

FFR PCI optimization PPG Physiology pullback Pressure wire pullback iFR

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Published on: April 17, 2021

Area of Science:

Cardiovascular Medicine
Interventional Cardiology
Physiology

Background:

Modern coronary interventions necessitate integrating angiographic, physiological, and intravascular imaging data.
Accurate assessment of coronary artery stenosis is crucial for optimal patient outcomes.

Purpose of the Study:

To describe the techniques for understanding coronary physiology pullback data.
To guide revascularization decisions using this data in complex coronary artery disease.
To discuss the application of instantaneous wave-free ratio and fractional flow reserve.

Main Methods:

Review of techniques for acquiring and interpreting coronary physiology pullback data.
Explanation of instantaneous wave-free ratio (iFR) and fractional flow reserve (FFR) principles.
Discussion of data supporting the use of iFR and FFR, particularly in tandem disease.

Main Results:

Coronary physiology pullback provides valuable insights beyond static measurements.
iFR and FFR offer complementary information, especially in cases of tandem lesions.
Understanding their differences is key for accurate interpretation and decision-making.

Conclusions:

Coronary physiology pullback data integration is essential for modern interventional cardiology.
Proper application of iFR and FFR improves revascularization strategy.
Awareness of common errors enhances the utility of these physiological measurements.