The effect of extracorporeal cardiopulmonary resuscitation in re-arrest after survival event: a retrospective analysis

Perfusion ◽  
2019 ◽  
Vol 35 (1) ◽  
pp. 39-47
Author(s):  
Kap Su Han ◽  
Su Jin Kim ◽  
Eui Jung Lee ◽  
Sung Woo Lee

Background: The objectives of this study were to 1) identify the risk factors for predicting re-arrest and 2) determine whether extracorporeal cardiopulmonary resuscitation results in better outcomes than conventional cardiopulmonary resuscitation for managing re-arrest in out-of-hospital cardiac arrest patients. Methods: This retrospective analysis was based on a prospective cohort. We included adult patients with non-traumatic out-of-hospital cardiac arrest who achieved a survival event. The primary measurement was re-arrest, defined as recurrent cardiac arrest within 24 hours after survival event. Multiple logistic regression analysis was used to predict re-arrest. Subgroup analysis was performed to evaluate the effect of extracorporeal cardiopulmonary resuscitation on the survival to discharge in out-of-hospital cardiac arrest patients who experienced re-arrest. Results: Of 534 patients suitable for inclusion, 203 (38.0%) were enrolled in the re-arrest group. Old age, prolonged advanced cardiac life support duration and the presence of hypotension at 0 hours after survival event were independent variables predicting re-arrest. In the re-arrest group, the extracorporeal cardiopulmonary resuscitation group (n = 25) showed better outcomes than the conventional cardiopulmonary resuscitation group. However, multiple logistic regression for predicting survival to discharge revealed that extracorporeal cardiopulmonary resuscitation was not an independent factor. Multiple logistic regression revealed that a hypotensive state at re-arrest was an independent risk factor for survival. Conclusion: Alternative methods that reduce the advanced cardiac life support duration should be considered to prevent re-arrest and attain good outcomes in out-of-hospital cardiac arrest patients. Extracorporeal cardiopulmonary resuscitation for re-arrest tended to show a good outcome compared to conventional cardiopulmonary resuscitation for re-arrest. Avoiding or immediately correcting hypotension may prevent re-arrest and improve the outcome of re-arrested patients.

2021 ◽  
Author(s):  
Pei-I Su ◽  
Min-Shan Tsai ◽  
Wei-Ting Chen ◽  
Chih-Hung Wang ◽  
Wei-Tien Chang ◽  
...  

Abstract Introduction: For patients with out-of-hospital cardiac arrest (OHCA) without return of spontaneous circulation under advanced life support, extracorporeal cardiopulmonary resuscitation (ECPR) is the only lifesaving option. This study aimed to analyse the predictors of favourable neurological outcomes (FO, cerebral performance category 1-2) at hospital discharge among patients with OHCA following ECPR.Methods: In this single-centre retrospective study, 126 patients with OHCA who received ECPR between January 2012 and December 2019 were enrolled. The primary outcome was the FO at hospital discharge. The predictors of FO were assessed using multiple logistic regression analysis. Patients with an initial shockable rhythm were further analysed according to the cardiac rhythm at the time of hospital arrival. Results: Among the patients who received ECPR, the FO at hospital discharge was 21%. Certain resuscitation variables were associated with FO including witnessed collapse (P=0.014), bystander CPR (P=0.05), shorter no-flow time (P=0.008), and a shockable rhythm at hospital arrival (P=0.009). Multiple logistic regression showed that a shockable rhythm at hospital arrival was the only independent predictor of FO at discharge (odds ratio, 3.012; 95% confidence interval, 1.06-8.53; P=0.038). Among patients with an initial shockable rhythm, the group with a shockable rhythm at hospital arrival had a FO of 30%, which was significantly higher than the 11% in the non-shockable rhythm group (P=0.043).Conclusions: In patients with OHCA who received ECPR, a shockable rhythm at the time of hospital arrival was associated with favourable neurological outcomes at discharge. The ECPR selection criteria could consider the rhythm at hospital arrival.


2020 ◽  
Vol 9 (4_suppl) ◽  
pp. S82-S89
Author(s):  
Michael Poppe ◽  
Mario Krammel ◽  
Christian Clodi ◽  
Christoph Schriefl ◽  
Alexandra-Maria Warenits ◽  
...  

Objective Most western emergency medical services provide advanced life support in out-of-hospital cardiac arrest aiming for a return of spontaneous circulation at the scene. Little attention is given to prehospital time management in the case of out-of-hospital cardiac arrest with regard to early coronary angiography or to the start of extracorporeal cardiopulmonary resuscitation treatment within 60 minutes after out-of-hospital cardiac arrest onset. We investigated the emergency medical services on-scene time, defined as emergency medical services arrival at the scene until departure to the hospital, and its association with 30-day survival with favourable neurological outcome after out-of-hospital cardiac arrest. Methods All patients of over 18 years of age with non-traumatic, non-emergency medical services witnessed out-of-hospital cardiac arrest between July 2013 and August 2015 from the Vienna Cardiac Arrest Registry were included in this retrospective observational study. Results Out of 2149 out-of-hospital cardiac arrest patients, a total of 1687 (79%) patients were eligible for analyses. These patients were stratified into groups according to the on-scene time (<35 minutes, 35–45 minutes, 45–60 minutes, >60 minutes). Within short on-scene time groups, out-of-hospital cardiac arrest occurred more often in public and bystander cardiopulmonary resuscitation was more common (both P<0.001). Patients who did not achieve return of spontaneous circulation at the scene showed higher rates of 30-day survival with favourable neurological outcome with an on-scene time of less than 35 minutes (adjusted odds ratio 5.00, 95% confidence interval 1.39–17.96). Conclusion An emergency medical services on-scene time of less than 35 minutes was associated with higher rates of survival and favourable outcomes. It seems to be reasonable to develop time optimised advance life support protocols to minimise the on-scene time in view of further treatments such as early coronary angiography as part of post-resuscitation care or extracorporeal cardiopulmonary resuscitation in refractory out-of-hospital cardiac arrest.


2020 ◽  
Vol 2020 ◽  
pp. 1-4
Author(s):  
Alexander J. Meyer ◽  
Michael A. Biersmith ◽  
Ernest L. Mazzaferri ◽  
Konstantinos Dean Boudoulas

A 68-year-old male with a witnessed out-of-hospital cardiac arrest while jogging who was managed with extracorporeal cardiopulmonary resuscitation (ECPR) is presented. The patient was found to be in refractory ventricular fibrillation by emergency medical service personnel and underwent advanced cardiac life support (ACLS) protocol with placement of an automated chest compression device. He was emergently transported to the cardiac catheterization laboratory. Due to refractory ventricular fibrillation, he was placed on venoarterial extracorporeal membranous oxygenation (VA-ECMO). Coronary angiography at that time showed nonobstructive coronary artery disease. Management with VA-ECMO and other supportive measures were continued for 5 days, after which a cardiac magnetic resonance imaging was performed with findings consistent with acute myocarditis. His condition substantially improved, and he was discharged from the hospital with good neurologic and functional status. Fulminant myocarditis is often fatal, but aggressive supportive measures with novel ECPR protocols may result in recovery, as it happened in this case.


Perfusion ◽  
2019 ◽  
Vol 34 (8) ◽  
pp. 714-716
Author(s):  
Caroline Rolfes ◽  
Ralf M Muellenbach ◽  
Philipp M Lepper ◽  
Tobias Spangenberg ◽  
Justyna Swol ◽  
...  

Targeted temperature management and extracorporeal life support, particularly extracorporeal membrane oxygenation in patients undergoing cardiopulmonary resuscitation, represent outcome-enhancing strategies for patients following in- and out-of-hospital cardiac arrest. Although targeted temperature management with hypothermia between 32°C and 34°C and extracorporeal cardiopulmonary resuscitation bear separate potentials to improve outcome after out-of-hospital cardiac arrest, each is associated with bleeding risk and risk of infection. Whether the combination imposes excessive risk on patients is, however, unknown.


Author(s):  
Akihiko Inoue ◽  
Toru Hifumi ◽  
Tetsuya Sakamoto ◽  
Yasuhiro Kuroda

Abstract Extracorporeal cardiopulmonary resuscitation (ECPR) followed by targeted temperature management has been demonstrated to significantly improve the outcomes of out‐of‐hospital cardiac arrest (OHCA) in adult patients. Although recent narrative and systematic reviews on extracorporeal life support in the emergency department are available in the literature, they are focused on the efficacy of ECPR, and no comprehensively summarized review on ECPR for OHCA in adult patients is available. In this review, we aimed to clarify the prevalence, pathophysiology, predictors, management, and details of the complications of ECPR for OHCA, all of which have not been reviewed in previous literature, with the aim of facilitating understanding among acute care physicians. The leading countries in the field of ECPR are those in East Asia followed by those in Europe and the United States. ECPR may reduce the risks of reperfusion injury and deterioration to secondary brain injury. Unlike conventional cardiopulmonary resuscitation, however, no clear prognostic markers have been identified for ECPR for OHCA. Bleeding was identified as the most common complication of ECPR in patients with OHCA. Future studies should combine ECPR with intra‐aortic balloon pump, extracorporeal membrane oxygenation flow, target blood pressure, and seizure management in ECPR.


Author(s):  
Christopher Gaisendrees ◽  
Matias Vollmer ◽  
Sebastian G Walter ◽  
Ilija Djordjevic ◽  
Kaveh Eghbalzadeh ◽  
...  

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