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Cerrato E, Mejía-Rentería H, Franzè A, Quadri G, Belliggiano D, Biscaglia S, Lo Savio L, Spataro F, Erriquez A, Giacobbe F, Vergara-Uzcategui C, di Girolamo D, Tebaldi M, Varbella F, Campo G, Escaned J. Quantitative flow ratio as a new tool for angiography-based physiological evaluation of coronary artery disease: a review. Future Cardiol 2021; 17:1435-1452. [PMID: 33739146 DOI: 10.2217/fca-2020-0199] [Citation(s) in RCA: 4] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/10/2023] Open
Abstract
The functional evaluation of coronary stenoses has obtained important clinical results in recent years, resulting in strong guideline recommendations. Nonetheless, the use of coronary wire-based functional evaluation has not yet become part of the routine in catheterization laboratories for several reasons, including the need to advance a wire into the coronary vessel to interrogate the stenosis. Angiography-derived indexes have been introduced to expand the current use of physiology to estimate the functional meaning of a stenosis on the basis of angiographic data only. The most studied and validated angiography-derived index is certainly the quantitative flow ratio. This article will summarize the basics of the quantitative flow ratio, the related validation studies and its current and future applications.
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Affiliation(s)
- Enrico Cerrato
- Interventional Cardiology Unit, San Luigi Gonzaga University Hospital, Orbassano & Rivoli Infermi Hospital, Rivoli, Turin, Italy
| | - Hernan Mejía-Rentería
- Department of Cardiology, Hospital Clinico San Carlos, Instituto de Investigación Sanitaria San Carlos & Universidad Complutense de Madrid, Madrid, Spain
| | - Alfonso Franzè
- Interventional Cardiology Unit, San Luigi Gonzaga University Hospital, Orbassano & Rivoli Infermi Hospital, Rivoli, Turin, Italy
| | - Giorgio Quadri
- Interventional Cardiology Unit, San Luigi Gonzaga University Hospital, Orbassano & Rivoli Infermi Hospital, Rivoli, Turin, Italy
| | - Davide Belliggiano
- Interventional Cardiology Unit, San Luigi Gonzaga University Hospital, Orbassano & Rivoli Infermi Hospital, Rivoli, Turin, Italy
| | - Simone Biscaglia
- Cardiovascular Institute, Azienda Ospedaliero-Universitaria di Ferrara, Cona, Italy.,Maria Cecilia Hospital, GVM Care & Research, Cotignola, RA, Italy
| | - Luca Lo Savio
- Interventional Cardiology Unit, Rivoli Infermi Hospital, Rivoli, Turin, Italy
| | - Fabio Spataro
- Interventional Cardiology Unit, Rivoli Infermi Hospital, Rivoli, Turin, Italy
| | - Andrea Erriquez
- Cardiovascular Institute, Azienda Ospedaliero-Universitaria di Ferrara, Cona, Italy.,Maria Cecilia Hospital, GVM Care & Research, Cotignola, RA, Italy
| | - Federico Giacobbe
- Interventional Cardiology Unit, San Luigi Gonzaga University Hospital, Orbassano & Rivoli Infermi Hospital, Rivoli, Turin, Italy
| | - Carlos Vergara-Uzcategui
- Department of Cardiology, Hospital Clinico San Carlos, Instituto de Investigación Sanitaria San Carlos & Universidad Complutense de Madrid, Madrid, Spain
| | | | - Matteo Tebaldi
- Cardiovascular Institute, Azienda Ospedaliero-Universitaria di Ferrara, Cona, Italy.,Maria Cecilia Hospital, GVM Care & Research, Cotignola, RA, Italy
| | - Ferdinando Varbella
- Interventional Cardiology Unit, San Luigi Gonzaga University Hospital, Orbassano & Rivoli Infermi Hospital, Rivoli, Turin, Italy
| | - Gianluca Campo
- Cardiovascular Institute, Azienda Ospedaliero-Universitaria di Ferrara, Cona, Italy.,Maria Cecilia Hospital, GVM Care & Research, Cotignola, RA, Italy
| | - Javier Escaned
- Department of Cardiology, Hospital Clinico San Carlos, Instituto de Investigación Sanitaria San Carlos & Universidad Complutense de Madrid, Madrid, Spain
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