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Extracorporeal cardiopulmonary resuscitation for refractory cardiac arrest: an overview of current practice and
Samir Ali1,2,3, Christiaan L Meuwese4,5, Xavier J R Moors6,7
1Department of Intensive Care, Erasmus University Medical Centre, Rotterdam, The Netherlands. s.ali@erasmusmc.nl.
Insights
Extracorporeal cardiopulmonary resuscitation (ECPR) offers hemodynamic support for cardiac arrest (CA) patients unresponsive to conventional CPR. Pre-hospital ECPR may improve outcomes by reducing low-flow time and brain damage.
Area of Science:
- Emergency Medicine
- Cardiology
- Critical Care
Background:
- Cardiac arrest (CA) remains a significant public health concern with poor outcomes for refractory cases.
- Survival rates for out-of-hospital cardiac arrest (OHCA) have improved, but prognosis for refractory OHCA is still poor.
- Conventional cardiopulmonary resuscitation (CPR) has limitations in severe cases of cardiac arrest.
Purpose of the Study:
- To review the current literature on extracorporeal cardiopulmonary resuscitation (ECPR).
- To discuss the recent developments and potential benefits of ECPR in managing cardiac arrest.
- To highlight the ongoing research, such as the ON-SCENE trial, investigating ECPR's effectiveness.
Main Methods:
- This is a narrative review.
- Literature search was conducted on ECPR for cardiac arrest.
- Focus on recent studies and ongoing trials.
Main Results:
- ECPR provides hemodynamic and respiratory stabilization for patients with refractory CA.
- ECPR can reduce low-flow time, potentially improving neurological outcomes.
- Studies suggest beneficial effects of ECPR in specific patient groups, particularly in refractory OHCA.
Conclusions:
- ECPR is a promising intervention for refractory cardiac arrest when conventional CPR fails.
- Pre-hospital ECPR implementation could further enhance outcomes by minimizing ischemic brain injury.
- Further research, including the ON-SCENE trial, is crucial to definitively establish ECPR's efficacy.
Abstract:
Cardiac arrest (CA) is a common and potentially avoidable cause of death, while constituting a substantial public health burden. Although survival rates for out-of-hospital cardiac arrest (OHCA) have improved in recent decades, the prognosis for refractory OHCA remains poor. The use of veno-arterial extracorporeal membrane oxygenation during cardiopulmonary resuscitation (ECPR) is increasingly being considered to support rescue measures when conventional cardiopulmonary resuscitation (CPR) fails. ECPR enables immediate haemodynamic and respiratory stabilisation of patients with CA who are refractory to conventional CPR and thereby reduces the low-flow time, promoting favourable neurological outcomes. In the case of refractory OHCA, multiple studies have shown beneficial effects in specific patient categories. However, ECPR might be more effective if it is implemented in the pre-hospital setting to reduce the low-flow time, thereby limiting permanent brain damage. The ongoing ON-SCENE trial might provide a definitive answer regarding the effectiveness of ECPR. The aim of this narrative review is to present the most recent literature available on ECPR and its current developments.
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