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[Emergency angioplasty in high-risk acute infarct]
F Ribichini1, G Steffenino, A Dellavalle
1Laboratorio di Emodinamica, Ospedale Santa Croce, Cuneo.
Insights
Primary percutaneous coronary intervention for acute myocardial infarction offers better outcomes than thrombolysis. This early invasive strategy is effective in high-risk patients, improving vessel patency and reducing complications.
Area of Science:
- Cardiology
- Interventional Cardiology
- Acute Myocardial Infarction Management
Background:
- Primary percutaneous coronary intervention (PCI) demonstrates superior outcomes compared to intravenous thrombolysis for acute myocardial infarction (AMI).
- Despite logistical challenges, an early invasive approach is indicated for select high-risk AMI patients.
- Effective vessel patency, reduced recurrent ischemia, and lower acute morbidity are key benefits of primary PCI.
Purpose of the Study:
- To evaluate the immediate and short-term efficacy of an early invasive strategy using angioplasty in high-risk AMI patients.
- To assess the feasibility and outcomes of prompt coronary intervention in a selected AMI cohort.
Main Methods:
- A prospective study involving 41 consecutive high-risk AMI patients.
- Coronary angiography and angioplasty of the culprit lesion were performed within 12 hours of symptom onset.
- The study included patients with anterior AMI and those in cardiogenic shock.
Main Results:
- Primary angioplasty success rate was 93% (38 out of 41 patients).
- Thirty patients were discharged without complications or need for further revascularization.
- No patient experienced symptoms or re-infarction at one-month follow-up.
Conclusions:
- Immediate angioplasty in high-risk AMI achieves favorable outcomes through effective infarct vessel recanalization.
- This invasive approach facilitates early identification of patients requiring urgent surgical revascularization.
- Early invasive treatment with PCI is a valuable strategy for selected high-risk AMI patients.
Background:
Primary coronary angioplasty in acute myocardial infarction yields superior results in terms of effective vessel patency, recurrent ischemia and acute morbidity, as compared to intravenous thrombolysis. Despite obvious logistic and economic limitations, this early invasive approach could be strictly indicated in selected groups of patients.
Aim:
A prospective study to test the immediate and short-term results of an early invasive strategy with angioplasty in patients with high-risk acute myocardial infarction.
Methods:
Forty-one consecutive patients with high-risk acute myocardial infarction were submitted to coronary angiography and angioplasty of the involved vessel within 12 hours of onset of symptoms. Twenty-eight had anterior myocardial infarction and 6 were in cardiogenic shock.
Results:
Primary success was achieved in 38 patients (93%): 30 of these were discharged without complications or further revascularization procedures, and none has symptoms or re-infarction at one-month follow-up.
Conclusions:
Immediate invasive treatment with angioplasty in high-risk acute myocardial infarction seems to achieve good results, due to both effective infarct vessel recanalization, and early identification of candidates to urgent complete surgical revascularization.