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Cardiac tamponade complicating coronary perforation during angioplasty: short-term outcomes and long-term survival
Ioannis Stathopoulos1, Konstantinos Kossidas, Georgia Panagopoulos
1Lenox Hill Hospital, Heart and Vascular Institute of New York, Department of Cardiac and Vascular Interventional Services, New York, USA. jastathopoulos@hotmail.com.
Insights
Cardiac tamponade after coronary perforation during percutaneous coronary intervention significantly increases mortality risk. Caution is advised for non-elective PCI on complex lesions due to higher risks.
Area of Science:
- Cardiology
- Interventional Cardiology
- Medical Complications
Background:
- Cardiac tamponade is the most severe complication of coronary perforation (CP) during percutaneous coronary intervention (PCI).
- Coronary perforation occurs in 0.31% of PCI procedures, with tamponade developing in 0.11%.
Purpose of the Study:
- To evaluate the impact of cardiac tamponade on mortality following coronary perforation during PCI.
- To compare outcomes between patients with CP and tamponade versus those with CP alone.
Main Methods:
- Analysis of 23,399 PCI procedures, identifying 73 cases of CP (26 with tamponade).
- Comparison of patient characteristics and outcomes between CP with tamponade (Group A) and CP without tamponade (Group B).
- Development of a multivariate model to assess tamponade's independent effect on mortality.
Main Results:
- Tamponade increased the risk of death by over 3-fold (OR=3.3; P=.047).
- CP with tamponade during non-elective PCI had a significantly worse long-term prognosis (P=.001).
- Coil embolization was more frequent in the tamponade group (P=.003); emergent surgery was required in 11.5% of Group A vs. 2.1% of Group B.
Conclusions:
- Cardiac tamponade complicating CP during PCI leads to significant short- and long-term adverse effects.
- Despite decreased in-hospital mortality and emergent surgery rates, tamponade remains a major risk factor for death.
- PCI for complex lesions, especially in non-elective cases, requires caution due to increased perforation and mortality risks.
Background:
Cardiac tamponade constitutes the most severe clinical consequence of a coronary perforation (CP) during percutaneous coronary intervention (PCI).
Methods:
We analyzed 23,399 PCIs and identified 73 patients complicated by CP (0.31%), of which 26 developed tamponade (0.11%). Patients were divided into two groups: CP with tamponade (group A) and CP without tamponade (group B). Characteristics and outcomes were compared and a multivariate model was developed to evaluate the independent contribution of tamponade on mortality.
Results:
All patients with tamponade were treated with pericardiocentesis. Tamponade increased the risk of death by more than 3-fold (odds ratio [OR] = 3.3; 95% confidence interval [CI],1.01-10.6; P=.047) relative to patients with CP but no tamponade. CP with tamponade during non-elective PCI carried a significantly worse long-term prognosis (P=.001) than the same complications during elective PCI. The use of glycoprotein IIb/IIIa inhibitors and bivalirudin did not differ between groups. Polytetrafluoroethylene-covered stents were used similarly between the two groups, while coil embolization was used more often in group A (P=.003). Emergent cardiac surgery was needed in 3 patients (11.5%) in group A versus 1 patient (2.1%) in group B.
Conclusions:
Tamponade complicating CP during PCI has short- and long-term major adverse effects. In-hospital mortality after tamponade and referral for emergent surgical treatment have decreased. Nonetheless, tamponade in this setting increases risk of death by >3-fold. PCI of complex lesions with an expected increased risk of perforation should be undertaken cautiously among patients with non-elective PCI because of increased early and late risk of death.
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