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Updated: Jun 26, 2026

Postconditioning with Lactate-enriched Blood for Cardioprotection in ST-segment Elevation Myocardial Infarction
Published on: May 28, 2019
[Extended indications for percutaneous coronary interventions after successful thrombolysis]
Percutaneous coronary interventions (PCI) are effective for high-risk acute myocardial infarction (AMI) patients when performed 12-24 hours after thrombolysis. This approach successfully restores blood flow in the infarction-related coronary artery (IRCA).
Area of Science:
- Cardiology
- Interventional Cardiology
Background:
- Acute myocardial infarction (AMI) management in high-risk patients requires timely intervention.
- Thrombolytic therapy is a common initial treatment, but recurrent ischemia can occur.
- Percutaneous coronary intervention (PCI) aims to restore blood flow in the infarction-related coronary artery (IRCA).
Observation:
- The study compared early (12-24 hours) versus delayed (48 hours) PCI in high-risk AMI patients post-thrombolysis.
- Recanalization success rates were high in both groups: 91% for delayed and 97% for early PCI.
- Contrast media (Ultravist 370) provided clear visualization without adverse events.
Findings:
- Early PCI (12-24 hours) demonstrated a high success rate (97%) in restoring IRCA patency.
- Delayed PCI (48 hours) also showed significant success (91%) in IRCA recanalization.
- Conservative treatment revealed high rates of IRCA occlusion (18%) and subtotal stenosis (39%).
Implications:
- Performing PCI 12-24 hours after thrombolysis is an effective strategy for high-risk AMI patients.
- Early intervention may improve outcomes by promptly addressing residual IRCA issues.
- These findings support timely invasive strategies in selected AMI populations.
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