Postresuscitation Management And Outcomes

2018 ◽  
Author(s):  
Patrick Hughes ◽  
Oren Mechanic ◽  
Shamai A. Grossman

Most patients who achieve return of spontaneous circulation (ROSC) do not survive to hospital discharge. Focus on postarrest care is critical to maximize outcomes. In the post-ROSC phase, patients are frequently hemodynamically unstable, electrophysiologically vulnerable, and in need of airway management and/or ventilatory support. While focusing on further stabilizing the patient, attention should also be placed on identifying the etiology of arrest and minimizing postischemic injury to the brain and other organs. Goal-directed therapy can provide optimal care and outcomes. Neurologic prognostication should wait until 72 hours after ROSC or return to normothermia. If a patient remains is recognized as brain dead, tissue and organ donation should be considered. Debriefing after cardiopulmonary resuscitation improves objective measures in future resuscitation and allows a chance for closure after a stressful event. This review contains 4 figures, 4 tables and 42 references Key words: cardiac arrest, postarrest care, post–cardiac arrest syndrome, postresuscitation management, target temperature management, therapeutic hypothermia

2019 ◽  
Vol 39 (6) ◽  
pp. 939-958 ◽  
Author(s):  
Nguyen Mai ◽  
Kathleen Miller-Rhodes ◽  
Sara Knowlden ◽  
Marc W Halterman

Systemic inflammation and multi-organ failure represent hallmarks of the post-cardiac arrest syndrome (PCAS) and predict severe neurological injury and often fatal outcomes. Current interventions for cardiac arrest focus on the reversal of precipitating cardiac pathologies and the implementation of supportive measures with the goal of limiting damage to at-risk tissue. Despite the widespread use of targeted temperature management, there remain no proven approaches to manage reperfusion injury in the period following the return of spontaneous circulation. Recent evidence has implicated the lung as a moderator of systemic inflammation following remote somatic injury in part through effects on innate immune priming. In this review, we explore concepts related to lung-dependent innate immune priming and its potential role in PCAS. Specifically, we propose and investigate the conceptual model of lung–brain coupling drawing from the broader literature connecting tissue damage and acute lung injury with cerebral reperfusion injury. Subsequently, we consider the role that interventions designed to short-circuit lung-dependent immune priming might play in improving patient outcomes following cardiac arrest and possibly other acute neurological injuries.


2017 ◽  
pp. 96-99
Author(s):  
Bui Hai Hoang ◽  
Dinh Hung Vu

Cardiac arrest is associated with high mortality if without early diagnosis and cardiopulmonary resuscitation. Each minute without emergency cardiopulmonary resuscitation (CPR), the patient’s chance of survival is reduced by ten percent, even if properly resuscitated but not recirculated, the chance of survival is reduced by four percent. Therefore, CPR should be ferformed as soon as patient is diagnosed with cardiac arrest with the signs of unconsciousness, apnea, loss of carotid pulse and inguinal pulse. Chest compression plays an important role in the success of CPR. There is emphasis on the characteristics of high-quality CPR: compressing the chest at an adequate rate and depth, allowing complete chest recoil after each compression, minimizing interruptions in compressions, and avoiding excessive ventilation. Emergency coronary angiography is recommended for all patients with ST elevation and for hemodynamically or electrically unstable patients without ST elevation for whom a cardiovascular lesion is suspected. All adult patients with return of spontaneous circulation after cardiac arrest should have targeted temperature management (TTM) to prevent poor neurologic outcome. Key words: Cardiac arrest, targeted temperature management, the 2015 AHA Guideline on CPR and ECC


Circulation ◽  
2014 ◽  
Vol 130 (suppl_2) ◽  
Author(s):  
Jesper Kjaergaard ◽  
Matilde Winther-Jensen ◽  
Niklas Nielsen ◽  
Anders åneman ◽  
Wise P Matt ◽  
...  

Introduction: Prolonged time to Return of Spontaneous Circulation (ttROSC) after Out of Hospital Cardiac Arrest (OHCA) has consistently been associated with adverse outcome by a plausible direct relation to severity of anoxic injury. Hypothesis: Target temperature management (TTM) is assumed effective against anoxic brain injury and we hypothesized that TTM at 33 degrees would be more beneficial with prolonged time to ROSC compared to 36 degrees. Methods: In a post hoc analysis of the TTM trial, which showed no overall benefit of targeting 33 °C over 36 in 939 patients (NEJM 2013), we investigated the relation of time to ROSC and mortality and neurological outcome as assessed by the Cerebral Performance Category (CPC) and Modified Ranking Scale (mRS) after 180 days. Results: Prolonged ttROSC was significantly and independently associated with increased mortality, p<0.001 (figure), with Hazard Ratio (HR) of 1.02 (95% CI 1.01-1.02, p<0.001) per minute increase and level of TTM did not modify this association, p interaction =0.85. In survivors prolonged ttROSC was associated with increased odds of surviving with an unfavorable neurological outcome for CPC (p=0.008 for CPC 3-4) and a similar trend, albeit not statistically significant was observed for mRS (p=0.17, mRS 4-5). Odds for unfavorable neurological outcome (CPC>2, mRS>3) was not modified by levels of TTM overall. Conclusion: Time to ROSC remains a significant prognostic factor in comatose patients resuscitated from OHCA with regards to risk of death and risk of adverse neurological outcome in survivors. TTM at 33 degrees offers no advantage over targeting 36 degrees with regards to mortality or neurological outcome in patients with prolonged time to ROSC. Figure: Mortality rates stratified by quartiles of tome to ROSC and by TTM level. Differences tested by log rank test in between TTM in strata


2020 ◽  
Vol 21 (12) ◽  
pp. 4353
Author(s):  
Francesca Maria Stefanizzi ◽  
Niklas Nielsen ◽  
Lu Zhang ◽  
Josef Dankiewicz ◽  
Pascal Stammet ◽  
...  

Outcome prognostication after cardiac arrest (CA) is challenging. Current multimodal prediction approaches would benefit from new biomarkers. MicroRNAs constitute a novel class of disease markers and circulating levels of brain-enriched ones have been associated with outcome after CA. To determine whether these levels reflect the extent of brain damage in CA patients, we assessed their correlation with neuron-specific enolase (NSE), a marker of brain damage. Blood samples taken 48 h after return of spontaneous circulation from two groups of patients from the Targeted Temperature Management trial were used. Patients were grouped depending on their neurological outcome at six months. Circulating levels of microRNAs were assessed by sequencing. NSE was measured at the same time-point. Among the 673 microRNAs detected, brain-enriched miR9-3p, miR124-3p and miR129-5p positively correlated with NSE levels (all p < 0.001). Interestingly, these correlations were absent when only the good outcome group was analyzed (p > 0.5). Moreover, these correlations were unaffected by demographic and clinical characteristics. All three microRNAs predicted neurological outcome at 6 months. Circulating levels of brain-enriched microRNAs are correlated with NSE levels and hence can reflect the extent of brain injury in patients after CA. This observation strengthens the potential of brain-enriched microRNAs to aid in outcome prognostication after CA.


2019 ◽  
Vol 8 (9) ◽  
pp. 1360
Author(s):  
Ryoo ◽  
Lee ◽  
Lee ◽  
Youn ◽  
Kim ◽  
...  

Re-arrest during post-cardiac arrest care after the return of spontaneous circulation is not uncommon. However, little is known about the risk factors associated with re-arrest. A previous study failed to show a benefit of prophylactic antiarrhythmic drug infusion in all kinds of out-of-hospital cardiac arrest (OHCA) survivors. This study evaluated high-risk OHCA survivors who may have re-arrest with shockable rhythm during targeted temperature management (TTM). Medical records of consecutive OHCA survivors treated with TTM at four tertiary referral university hospitals in the Republic of Korea between January 2010 and December 2016 were retrospectively reviewed. Patients who did not have any shockable rhythm during cardiopulmonary resuscitation (CPR) or unknown initial rhythm were excluded. The primary outcome of interest was the recurrence of shockable cardiac arrest during TTM. There were 289 cases of initial shockable arrest rhythm and 132 cases of shockable rhythm during CPR. Of the 421 included patients, 11.4% of patients had a shockable re-arrest during TTM. Survival to discharge and good neurologic outcomes did not differ between non-shockable and shockable re-arrest patients (78.3% vs. 72.9%, p = 0.401; 53.1% vs. 54.2% p = 0.887). Initial serum magnesium level, ST segment depression or ventricular premature complex (VPC) in initial electrocardiography (ECG), prophylactic amiodarone infusion, and dopamine and norepinephrine infusion during TTM were significantly higher and more frequent in the shockable re-arrest group (all p values < 0.05). Normal ST and T wave in initial ECG was common in the non-shockable re-arrest group (p = 0.038). However, in multivariate logistic regression analysis, only VPC was an independent prognostic factor for shockable re-arrest (OR 2.806 (95% CI 1.276–6.171), p = 0.010). Initial VPC may be a prognostic risk factor for shockable re-arrest in OHCA survivors with shockable rhythm.


Circulation ◽  
2014 ◽  
Vol 130 (suppl_2) ◽  
Author(s):  
Tadashi Kaneko ◽  
Shunji Kasaoka ◽  
Ken Nagao ◽  
Naohiro Yonemoto ◽  
Hiroyuki Yokoyama ◽  
...  

Introduction: Therapeutic hypothermia (TH) for post cardiac arrest syndrome (PCAS) patients is standard strategy to reduce brain damage. However, current randomized control study (TTM: Target temperature management study, N Engl J Med 2013) suggested that simple target temperature did not improve outcome. Furthermore, there is no evidence, whether target temperature would be changed for each status of PCAS patients. Hypothesis: Lower target temperature could improve neurological outcome in PCAS patients. Methods: Participants with J-PULSE-Hypo study database were divided into the L group (32.0-33.9°C) and the M group (34-35°C). The favorable neurological outcomes (%, CPC 1-2 on 30th day) were compared between L and M groups in all and each subgroups with propensity score analysis with IPTW (inverse probability of treatment weighting) method as multivariate analysis. The subgroups were ages and interval from collapse to ROSC (return of spontaneous circulation). Results: 477 participants were analyzed. The comparison of each groups for favorable neurological outcome were that all groups (L: 64%, n = 42, vs M: 55%, n= 424, P = 0.234, multivariate: P = 0.452), age (≤60 y.o.) (L: 70% vs M: 67%, P = 0.717, multivariate: P = 0.657), age (>60 y.o.) (L: 50% vs M: 44%, P = 0.665, multivariate: P = 0.061), interval from collapse to ROSC (≤30 min.) (L: 88% vs M: 64%, P = 0.022, multivariate: P = 0.007), and interval from collapse to ROSC (>30 min.) (L: 21% vs M: 29%, P = 0.567, multivariate: P = 0.449). Conclusions: The PCAS victims within 30 min. from collapse to ROSC, would be treated by TH with less than 34°C target temperature.


2021 ◽  
Author(s):  
Ryuichiro Kakizaki ◽  
Naofumi Bunya ◽  
Shuji Uemura ◽  
Takehiko Kasai ◽  
Keigo Sawamoto ◽  
...  

Abstract Background: Targeted temperature management (TTM) is recommended for unconscious patients after a cardiac arrest. However, its effectiveness in patients with post-cardiac arrest syndrome (PCAS) by hanging remains unclear. Therefore, this study aimed to investigate the relationship between TTM and favorable neurological outcomes in patients with PCAS by hanging.Methods: This study was a retrospective analysis of the Japanese Association for Acute Medicine out-of-hospital cardiac arrest (OHCA) registry between June 2014 and December 2017 among patients with PCAS admitted to the hospitals after an OHCA caused by hanging. A multivariate logistic regression analysis was performed to estimate the propensity score and to predict whether patients with PCAS by hanging receive TTM. We compared patients with PCAS by hanging who received TTM (TTM group) and those who did not (non-TTM group) using propensity score analysis.Results: A total of 199 patients with PCAS by hanging were enrolled in this study. Among them, 43 were assigned to the TTM group and 156 to the non-TTM group. Logistic regression model adjusted for propensity score revealed that TTM was not associated with favorable neurological outcome at 1-month (adjusted odds ratio [OR]: 1.38, 95% confidence interval [CI]: 0.27–6.96). Moreover, no difference was observed in the propensity score-matched cohort (adjusted OR: 0, 73, 95% CI: 0.10–4.71) and in the inverse probability of treatment weighting-matched cohort (adjusted OR: 0.63, 95% CI: 0.15–2.69).Conclusions: TTM was not associated with increased favorable neurological outcomes at 1-month in patients with PCAS after OHCA by hanging.


Circulation ◽  
2015 ◽  
Vol 132 (suppl_3) ◽  
Author(s):  
Ian R Drennan ◽  
Steve Lin ◽  
Kevin E Thorpe ◽  
Jason E Buick ◽  
Sheldon Cheskes ◽  
...  

Introduction: Targeted temperature management (TTM) reduces neurologic injury from out-of-hospital cardiac arrest (OHCA). As the risk of neurologic injury increases with prolonged cardiac arrests, the benefit of TTM may depend upon cardiac arrest duration. We hypothesized that there is a time-dependent effect of TTM on neurologic outcomes from OHCA. Methods: Retrospective, observational study of the Toronto RescuNET Epistry-Cardiac Arrest database from 2007 to 2014. We included adult (>18) OHCA of presumed cardiac etiology that remained comatose (GCS<10) after a return of spontaneous circulation. We used multivariable logistic regression to determine the effect of TTM and the duration of cardiac arrest on good neurologic outcome (Modified Rankin Scale (mRS) 0-3) and survival to hospital discharge while controlling for other known predictors. Results: There were 1496 patients who met our inclusion criteria, of whom 981 (66%) received TTM. Of the patients who received TTM, 59% had a good neurologic outcome compared to 39% of patients who did not receive TTM (p< 0.001). After adjusting for the Utstein variables, use of TTM was associated with improved neurologic outcome (OR 1.60, 95% CI 1.10-2.32; p = 0.01) but not with survival to discharge (OR 1.23, 95% CI 0.90-1.67; p = 0.19). The impact of TTM on neurologic outcome was dependent on the duration of cardiac arrest (p<0.05) (Fig 1). Other significant predictors of good neurologic outcome were younger age, public location, initial shockable rhythm, and shorter duration of cardiac arrest (all p values < 0.05). A subgroup analysis found the use of TTM to be associated with neurologic outcome in both shockable (p = 0.01) and non-shockable rhythms (p = 0.04) but was not associated with survival to discharge in either group (p = 0.12 and p = 0.14 respectively). Conclusion: The use of TTM was associated with improved neurologic outcome at hospital discharge. Patients with prolonged durations of cardiac arrest benefited more from TTM.


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