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Updated: Jun 20, 2026

Coronary Angiography During Ex-Situ Heart Perfusion in a Porcine Model
Published on: July 12, 2024
Coronary artery perforation in patients undergoing percutaneous coronary intervention: a single-centre report
Panagiota Georgiadou1, George Karavolias, Eftihia Sbarouni
12nd Department of Cardiology, Onassis Cardiac Surgery Center, Athens, Greece. pg171@hlk.forthnet.gr
Insights
Coronary perforations during percutaneous coronary intervention are rare (0.1%). Prompt management, including balloon inflation and pericardiocentesis, is crucial for patient outcomes, though complications like cardiac tamponade and mortality can occur.
Area of Science:
- Cardiology
- Interventional Cardiology
Background:
- Coronary perforations are infrequent but serious complications during percutaneous coronary intervention (PCI).
- Understanding their incidence, management, and outcomes is vital for improving patient care.
Purpose of the Study:
- To report the incidence, management strategies, and clinical outcomes of coronary perforations in patients undergoing PCI.
- To analyze the types and causes of coronary perforations and their associated treatments.
Main Methods:
- Retrospective analysis of 2991 patients undergoing PCI.
- Classification of perforations (Type I, II, III) based on angiographic findings.
- Documentation of interventions, complications, and follow-up data.
Main Results:
- Five cases (0.1%) of coronary perforation were identified.
- Perforations varied in type (1 Type I, 1 Type II, 3 Type III) and etiology (guidewire, stent deployment, balloon post-dilatation).
- Successful restoration was achieved in three cases with prolonged balloon inflation; two patients developed cardiac tamponade requiring pericardiocentesis, and one patient died.
Conclusions:
- Coronary perforation during PCI is a rare event with significant potential for morbidity and mortality.
- Effective management involves rapid detection, accurate classification, prompt occlusion, pericardiocentesis, hemodynamic support, and anticoagulation reversal.
- While outcomes can be severe, a significant proportion of patients can achieve asymptomatic status post-intervention.
Abstract:
The present study reports the incidence, management and clinical outcome of coronary perforations in 5 of 2991 patients (0.1%) undergoing percutaneous coronary intervention, with non-debulking (percutaneous transluminal coronary angioplasty and stent) techniques. There was 1 type I, 1 type II and 3 type III perforations. One perforation was guidewire related, 2 perforations occurred after stent deployment and two occurred during stent-post dilatation with balloons. Restoration was obtained by prolong balloon inflation in three cases. Subsequent cardiac tamponade occurred in 2 patients, requiring pericardiocentesis. One patient died in the cath lab. due to electromechanical dissociation. At follow-up, 3 out of 4 patients were asymptomatic and one had bypass surgery for restenosis. Treatment of coronary perforation requires rapid detection, angiographic classification, and immediate occlusion of perforation site, pericardiocentesis, haemodynamic support and reversal of heparin anticoagulation.
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