ST-Elevation Myocardial Infarction Complicated by Out-of-Hospital Cardiac Arrest
Marinos Kosmopoulos1, Jason A Bartos1, Demetris Yannopoulos1
1Cardiovascular Division, Center for Resuscitation Medicine, University of Minnesota Medical School, University of Minnesota, 420 Delaware Street SE, Minneapolis, MN 55455, USA.
Insights
Patients with ST-elevated myocardial infarction and out-of-hospital cardiac arrest face high mortality and limited treatment. This review outlines optimal strategies for managing these complex high-risk myocardial infarction cases.
Area of Science:
- Cardiology
- Emergency Medicine
- Critical Care Medicine
Background:
- 5-10% of ST-elevated myocardial infarctions (STEMI) occur with out-of-hospital cardiac arrest (OHCA).
- This OHCA STEMI subgroup has the highest in-hospital mortality.
- Neurologic injury necessitates prolonged hospitalization and modified STEMI management.
Purpose of the Study:
- To systematically review the patient journey from OHCA to hospital discharge.
- To identify barriers to treatment access for OHCA STEMI patients.
- To present evidence-based interventions for this high-risk population.
Main Methods:
- Systematic literature review.
- Assessment of patient course and outcomes.
- Analysis of treatment limitations and optimal strategies.
Main Results:
- OHCA STEMI patients experience significant challenges in accessing timely diagnosis and treatment.
- Standard STEMI protocols require adaptation due to neurologic deficits.
- Limited data exists on optimal management pathways.
Conclusions:
- OHCA STEMI represents a critical challenge in cardiovascular care.
- Multidisciplinary approaches are needed to improve outcomes.
- Further research is essential to define optimal evidence-based interventions.
Abstract:
5-10% of ST-elevated myocardial infarctions (STEMI) present with out-of-hospital cardiac arrest (OHCA). Although this subgroup of patients carries the highest in-hospital mortality among the STEMI population, it is the least likely to undergo coronary angiography and revascularization. Due to the concomitant neurologic injury, patients with OHCA STEMI require prolonged hospitalization and adjustments to standard MI management. This review systematically assesses the course of patients with OHCA STEMI from development of the arrest to hospital discharge, assesses the limiting factors for their treatment access, and presents the evidence-based optimal intervention strategy for this high-risk MI population.
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