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Prehospital Thrombolysis: A Manual from Berlin
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Published on: November 26, 2013

Primary angioplasty vs. thrombolysis.

Giuseppe De Luca1, Harry Suryapranata, Paolo Marino

  • 1Division of Cardiology, Ospedale Maggiore della Carita, Università del Piemonte Orientale A. Avogadro, Novara, Italy. giuseppe.deluca@maggioreosp.novara.it

Indian Heart Journal
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Primary angioplasty is superior to thrombolysis for ST-segment elevation myocardial infarction (STEMI) if timely. Early thrombolysis is an option within 3 hours, especially pre-hospital, before transfer for primary percutaneous coronary intervention (PCI).

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Area of Science:

  • Cardiology
  • Emergency Medicine

Background:

  • Primary angioplasty (PCI) demonstrates superior outcomes compared to thrombolysis for ST-segment elevation myocardial infarction (STEMI).
  • Timely treatment is crucial for survival in STEMI, influencing the choice between reperfusion strategies.
  • Guidelines suggest specific timeframes (90 minutes from first medical contact to PCI, or 60 minutes PCI delay) to guide reperfusion decisions.

Purpose of the Study:

  • To evaluate the optimal reperfusion strategy for STEMI based on time to treatment and patient risk profile.
  • To compare the effectiveness of primary angioplasty versus thrombolysis in STEMI management.

Main Methods:

  • Review of randomized trials and meta-analyses comparing primary angioplasty and thrombolysis in STEMI.
  • Analysis of time-to-treatment data and its impact on survival outcomes.
  • Consideration of guideline recommendations for reperfusion strategy selection.

Main Results:

  • Primary angioplasty is generally superior to thrombolysis for STEMI, reducing death, re-infarction, and stroke.
  • Thrombolysis can be a valid option within the first 3 hours of symptom onset, particularly if initiated pre-hospital.
  • Primary angioplasty is the preferred strategy after 3 hours, especially if timely (<90 min contact-to-PCI or <60 min PCI delay) and when thrombolysis effectiveness is reduced.

Conclusions:

  • The optimal STEMI reperfusion strategy depends on timely application and patient factors.
  • Early pharmacological reperfusion followed by transfer for primary PCI is recommended within the first few hours.
  • Primary PCI should be prioritized after 3 hours from symptom onset, especially in areas with limited lytic options like streptokinase.