Four-Year Outcomes of Left Main Percutaneous Coronary Intervention with a Bioresorbable Scaffold in the Circumflex Ostium

Objectives. The study aimed to investigate the long-term outcomes of a double stent scaffold strategy in patients with left main (LM) bifurcation lesions involving the ostium of the left circumflex artery (LCX), utilizing a drug-eluting stent (DES) in the LM extending into the left anterior descendi...

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Main Authors: Andrejs Erglis, Inga Narbute, Dace Sondore, Sanda Jegere, Indulis Kumsars, Andis Dombrovskis, Karlis Grikis, Ieva Briede, Kristine Dombrovska, Karlis Trusinskis, Alona Grave, Martins Erglis, Martins Kalejs, Peteris Stradins, Uldis Strazdins
Format: Article
Language:English
Published: Wiley 2022-01-01
Series:Journal of Interventional Cardiology
Online Access:http://dx.doi.org/10.1155/2022/7934868
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author Andrejs Erglis
Inga Narbute
Dace Sondore
Sanda Jegere
Indulis Kumsars
Andis Dombrovskis
Karlis Grikis
Ieva Briede
Kristine Dombrovska
Karlis Trusinskis
Alona Grave
Martins Erglis
Martins Kalejs
Peteris Stradins
Uldis Strazdins
author_facet Andrejs Erglis
Inga Narbute
Dace Sondore
Sanda Jegere
Indulis Kumsars
Andis Dombrovskis
Karlis Grikis
Ieva Briede
Kristine Dombrovska
Karlis Trusinskis
Alona Grave
Martins Erglis
Martins Kalejs
Peteris Stradins
Uldis Strazdins
author_sort Andrejs Erglis
collection DOAJ
description Objectives. The study aimed to investigate the long-term outcomes of a double stent scaffold strategy in patients with left main (LM) bifurcation lesions involving the ostium of the left circumflex artery (LCX), utilizing a drug-eluting stent (DES) in the LM extending into the left anterior descending artery (LAD) and a bioresorbable vascular scaffold (BVS) in the LCX ostium. Background. The high occurrence of in-stent restenosis of the LCX ostium is the major limitation of percutaneous coronary intervention (PCI) for LM lesions with a two-stent strategy. Methods. This was a single-center, prospective, single-arm study of 46 consecutively enrolled patients with a stable coronary artery disease and significant unprotected LM distal bifurcation disease. Patients underwent imaging-guided PCI using DES in the LM-LAD and BVS in the LCX using a T-stent or mini-crush technique. The primary outcome at four years was the composite of death, myocardial infarction, stroke, and target lesion revascularization (TLR). Results. At four years, the primary outcome was identified in 9 patients (19.6%). All events were TLRs except one myocardial infarction due to BVS thrombosis. Seven of the eight TLRs were a result of side branch BVS restenosis. Univariate predictors of the 4-year outcome were higher LDL cholesterol and BVS size ≤2.5 mm. On multivariate analysis, LCX lesion preparation with a cutting balloon and post-procedure use of intravascular ultrasound for optimization were found to be independent protective factors of MACE. Conclusions. In selected patients with LM distal bifurcation disease, an imaging-guided double stent scaffold strategy with DES in the LM and BVS in the LCX ostium was technically successful in all patients and was reasonably safe and effective for four years.
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spelling doaj-art-e6869c8227ad4f6ea5280dbe52ca90692025-02-03T01:24:37ZengWileyJournal of Interventional Cardiology1540-81832022-01-01202210.1155/2022/7934868Four-Year Outcomes of Left Main Percutaneous Coronary Intervention with a Bioresorbable Scaffold in the Circumflex OstiumAndrejs Erglis0Inga Narbute1Dace Sondore2Sanda Jegere3Indulis Kumsars4Andis Dombrovskis5Karlis Grikis6Ieva Briede7Kristine Dombrovska8Karlis Trusinskis9Alona Grave10Martins Erglis11Martins Kalejs12Peteris Stradins13Uldis Strazdins14University of LatviaUniversity of LatviaPauls Stradins Clinical University HospitalUniversity of LatviaUniversity of LatviaPauls Stradins Clinical University HospitalUniversity of LatviaUniversity of LatviaPauls Stradins Clinical University HospitalPauls Stradins Clinical University HospitalPauls Stradins Clinical University HospitalUniversity of LatviaPauls Stradins Clinical University HospitalPauls Stradins Clinical University HospitalUniversity of LatviaObjectives. The study aimed to investigate the long-term outcomes of a double stent scaffold strategy in patients with left main (LM) bifurcation lesions involving the ostium of the left circumflex artery (LCX), utilizing a drug-eluting stent (DES) in the LM extending into the left anterior descending artery (LAD) and a bioresorbable vascular scaffold (BVS) in the LCX ostium. Background. The high occurrence of in-stent restenosis of the LCX ostium is the major limitation of percutaneous coronary intervention (PCI) for LM lesions with a two-stent strategy. Methods. This was a single-center, prospective, single-arm study of 46 consecutively enrolled patients with a stable coronary artery disease and significant unprotected LM distal bifurcation disease. Patients underwent imaging-guided PCI using DES in the LM-LAD and BVS in the LCX using a T-stent or mini-crush technique. The primary outcome at four years was the composite of death, myocardial infarction, stroke, and target lesion revascularization (TLR). Results. At four years, the primary outcome was identified in 9 patients (19.6%). All events were TLRs except one myocardial infarction due to BVS thrombosis. Seven of the eight TLRs were a result of side branch BVS restenosis. Univariate predictors of the 4-year outcome were higher LDL cholesterol and BVS size ≤2.5 mm. On multivariate analysis, LCX lesion preparation with a cutting balloon and post-procedure use of intravascular ultrasound for optimization were found to be independent protective factors of MACE. Conclusions. In selected patients with LM distal bifurcation disease, an imaging-guided double stent scaffold strategy with DES in the LM and BVS in the LCX ostium was technically successful in all patients and was reasonably safe and effective for four years.http://dx.doi.org/10.1155/2022/7934868
spellingShingle Andrejs Erglis
Inga Narbute
Dace Sondore
Sanda Jegere
Indulis Kumsars
Andis Dombrovskis
Karlis Grikis
Ieva Briede
Kristine Dombrovska
Karlis Trusinskis
Alona Grave
Martins Erglis
Martins Kalejs
Peteris Stradins
Uldis Strazdins
Four-Year Outcomes of Left Main Percutaneous Coronary Intervention with a Bioresorbable Scaffold in the Circumflex Ostium
Journal of Interventional Cardiology
title Four-Year Outcomes of Left Main Percutaneous Coronary Intervention with a Bioresorbable Scaffold in the Circumflex Ostium
title_full Four-Year Outcomes of Left Main Percutaneous Coronary Intervention with a Bioresorbable Scaffold in the Circumflex Ostium
title_fullStr Four-Year Outcomes of Left Main Percutaneous Coronary Intervention with a Bioresorbable Scaffold in the Circumflex Ostium
title_full_unstemmed Four-Year Outcomes of Left Main Percutaneous Coronary Intervention with a Bioresorbable Scaffold in the Circumflex Ostium
title_short Four-Year Outcomes of Left Main Percutaneous Coronary Intervention with a Bioresorbable Scaffold in the Circumflex Ostium
title_sort four year outcomes of left main percutaneous coronary intervention with a bioresorbable scaffold in the circumflex ostium
url http://dx.doi.org/10.1155/2022/7934868
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