Rescue percutaneous coronary intervention for failed thrombolysis: results from a district general hospital

K P Balachandran1, J Miller, A C H Pell

  • 1Lanarkshire Cardiac Catheterisation Laboratories, Hairmyres Hospital, Eaglesham Road, East Kilbride G75 8RG, UK.

Insights

Emergency percutaneous coronary intervention (PCI) after failed thrombolysis in acute myocardial infarction shows good outcomes. This approach is safe and effective even without on-site surgical backup, offering a viable treatment strategy.

Area of Science:

  • Cardiology
  • Interventional Cardiology
  • Acute Myocardial Infarction Management

Background:

  • Failed reperfusion after thrombolysis in acute myocardial infarction (AMI) is associated with poor prognosis.
  • Timely intervention is crucial for improving outcomes in AMI patients.

Purpose of the Study:

  • To evaluate the clinical outcomes of emergency percutaneous coronary intervention (PCI) in patients with AMI and electrocardiographic (ECG) evidence of failed reperfusion.
  • To assess the safety and efficacy of this strategy in a district general hospital setting without on-site surgical backup.

Main Methods:

  • An observational study involving 109 consecutive patients with AMI undergoing emergency angiography and PCI for failed reperfusion.
  • Standard ECG criteria were used to diagnose failed reperfusion.
  • Outcomes assessed included in-hospital mortality, death, reinfarction, revascularization (PCI or CABG), and resource utilization during a mean follow-up of 30 months.

Main Results:

  • Successful reperfusion (TIMI 3 flow) was achieved or maintained in 85% of patients.
  • Overall in-hospital mortality was 9%, significantly higher in patients with cardiogenic shock (50%) and those with unsuccessful procedures (40%).
  • Over 30 months, 19 further events occurred, including one death, five reinfarctions, and 13 revascularizations. The cost of rescue PCI was comparable to elective interventions.

Conclusions:

  • Emergency angiography and PCI for failed reperfusion in AMI can be successfully implemented in hospitals without on-site surgical backup.
  • This policy leads to good medium-term clinical outcomes for patients with acute myocardial infarction.
Abstract

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