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Interventional Diagnostic Procedure: A Practical Guide for the Assessment of Coronary Vascular Function
Published on: March 15, 2022
Guide wire fracture during percutaneous transluminal coronary angioplasty: possible causes and management
Manrico Balbi1, Gian Paolo Bezante, Claudio Brunelli
1Department of Internal Medicine, Cardiology Unit, University of Genova, Viale Benedetto XV, 6, 16132 Genova, Italy.
Insights
A fractured guidewire during complex coronary bifurcation stenting required rescue heart surgery. The patient recovered well, highlighting the importance of surgical preparedness for percutaneous coronary intervention complications.
Area of Science:
- Cardiology
- Interventional Cardiology
- Cardiac Surgery
Background:
- Coronary artery disease management often involves percutaneous coronary intervention (PCI) for complex bifurcations.
- The 'jailed' wire technique is used to protect side branches during main vessel stenting.
- Procedural complications can arise, necessitating alternative treatment strategies.
Observation:
- A 46-year-old woman presented with myocardial ischemia and critical stenosis of the left anterior descending artery bifurcation.
- During PCI, a guidewire fractured, with fragments lodged in the side branch and proximal coronary arteries.
- Conservative management of the fractured wire was chosen, followed by surgical intervention.
Findings:
- Successful surgical retrieval of the fractured guidewire and bypass grafting of the side branch were performed.
- Post-operative angiography at nine months showed no in-stent restenosis.
- The patient remained event-free at 18 months of clinical follow-up.
Implications:
- Complex coronary bifurcation PCI carries inherent risks, including device-related complications.
- Rescue surgical revascularization is a viable option for managing PCI-induced complications.
- Multidisciplinary preparedness is crucial for optimizing outcomes in high-risk interventional procedures.
Abstract:
A 46-year-old woman underwent diagnostic coronary angiography in our institution due to a myocardial ischemia following a dobutamine echo-stress test. The patient showed critical stenosis of the left anterior descending (LAD) artery involving the ostium of a large diagonal branch. The planned treatment of coronary bifurcation by percutaneous coronary intervention (PCI) was direct stenting of the main branch with 'jailed' wire technique to protect the side branch, provisional T stenting of the side branch, and final kissing balloon inflation. After successful stent implantation in the LAD, the 'jailed' wire fractured during withdrawal: the distal part of the fragment was trapped in the side branch, and the proximal one was knotted in the LAD, left main coronary and the aortic bulb. We decided not to retrieve the fragment by snare, and we planned heart surgery to safely retrieve the fragment and bypass the side branch not treated by percutaneous coronary interventions. Angiographic control nine months after surgery showed non in-stent restenosis; patient is alive and event-free at 18 months' clinical follow-up. In conclusion, percutaneous management of particularly complex bifurcational lesions may be associated with procedural risks; accordingly, it is important to consider and be ready for a rescue surgical revascularization.
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