scholarly journals Outcome Prediction in Patients with Severe COVID-19 Requiring Extracorporeal Membrane Oxygenation—A Retrospective International Multicenter Study

Membranes ◽  
2021 ◽  
Vol 11 (3) ◽  
pp. 170
Author(s):  
Alexander Supady ◽  
Jeff DellaVolpe ◽  
Fabio Silvio Taccone ◽  
Dominik Scharpf ◽  
Matthias Ulmer ◽  
...  
Keyword(s):  
Extracorporeal Membrane Oxygenation ◽  
The United States ◽  
Apache Ii ◽  
Apache Ii Score ◽  
Survival Prediction ◽  
Study Cohort ◽  
Additional Tool ◽  
Saps Ii ◽  
Membrane Oxygenation ◽  
International Multicenter

The role of veno-venous extracorporeal membrane oxygenation therapy (V-V ECMO) in severe COVID-19 acute respiratory distress syndrome (ARDS) is still under debate and conclusive data from large cohorts are scarce. Furthermore, criteria for the selection of patients that benefit most from this highly invasive and resource-demanding therapy are yet to be defined. In this study, we assess survival in an international multicenter cohort of COVID-19 patients treated with V-V ECMO and evaluate the performance of several clinical scores to predict 30-day survival. Methods: This is an investigator-initiated retrospective non-interventional international multicenter registry study (NCT04405973, first registered 28 May 2020). In 127 patients treated with V-V ECMO at 15 centers in Germany, Switzerland, Italy, Belgium, and the United States, we calculated the Sequential Organ Failure Assessment (SOFA) Score, Simplified Acute Physiology Score II (SAPS II), Acute Physiology And Chronic Health Evaluation II (APACHE II) Score, Respiratory Extracorporeal Membrane Oxygenation Survival Prediction (RESP) Score, Predicting Death for Severe ARDS on V‑V ECMO (PRESERVE) Score, and 30-day survival. Results: In our study cohort which enrolled 127 patients, overall 30-day survival was 54%. Median SOFA, SAPS II, APACHE II, RESP, and PRESERVE were 9, 36, 17, 1, and 4, respectively. The prognostic accuracy for all these scores (area under the receiver operating characteristic—AUROC) ranged between 0.548 and 0.605. Conclusions: The use of scores for the prediction of mortality cannot be recommended for treatment decisions in severe COVID-19 ARDS undergoing V-V ECMO; nevertheless, scoring results below or above a specific cut-off value may be considered as an additional tool in the evaluation of prognosis. Survival rates in this cohort of COVID-19 patients treated with V‑V ECMO were slightly lower than those reported in non-COVID-19 ARDS patients treated with V-V ECMO.

Prognostic factors in patients treated with extracorporeal membrane oxygenation and continuous renal replacement therapy

Perfusion ◽  
2021 ◽  
pp. 026765912110110
Author(s):  
Toshiki Hiramatsu ◽  
Shigemitsu Shimizu ◽  
Hidenobu Koga
Keyword(s):  
Prognostic Factors ◽  
Renal Replacement Therapy ◽  
Extracorporeal Membrane Oxygenation ◽  
Continuous Renal Replacement Therapy ◽  
Replacement Therapy ◽  
Intracranial Hemorrhage ◽  
Apache Ii ◽  
Poor Prognostic Factor ◽  
Saps Ii ◽  
Membrane Oxygenation

Introduction: Extracorporeal membrane oxygenation (ECMO) and Continuous renal replacement therapy (CRRT) are treatments for critically ill patients with respiratory failure and acute kidney injury. However, no reliable factors have been identified to predict survival in patients treated with both ECMO and CRRT. The aim of this study was to identify prognostic factors for discharging intensive care unit (ICU) patients who required CRRT during ECMO. Methods: We retrospectively analyzed data from patients who required CRRT in addition to the ECMO, between April 2015 and March 2018. The patients were divided into two groups: patients who survived and patients who died during ICU hospitalization. We determined their demographic and clinical characteristics, Acute Physiology and Chronic Health Evaluation II (APACHE II) scores, Simplified Acute Physiology Score II (SAPS II) scores, and sequential organ failure assessment (SOFA) scores. Further, we assessed whether these characteristics differed between individuals who did or did not survive the ICU hospitalization. Results: We found that the APACHE II and SAPS II scores differed significantly between both ECMO and CRRT treated patients who did or did not survive hospitalization. Further, intracranial hemorrhage during ECMO and CRRT therapy was associated with lower survival rate. Conclusions: Using APACHE II and SAPS II scores might be helpful in making treatment decisions for patients treated with ECMO and CRRT. Intracranial hemorrhage could be a poor prognostic factor. Our findings indicate the potential utility of APACHE II and SAPS II scores to predict mortality in patients treated with both ECMO and CRRT.

scholarly journals The Southern California Extracorporeal Membrane Oxygenation Consortium during the Coronavirus Disease 2019 Pandemic

2021 ◽  
pp. 1-21
Author(s):  
Mazen Odish ◽  
Cassia Yi ◽  
Juliann Eigner ◽  
Amelia Kenner Brininger ◽  
Kristi L. Koenig ◽  
...  
Keyword(s):  
Extracorporeal Membrane Oxygenation ◽  
San Diego ◽  
Southern California ◽  
Limited Resource ◽  
The United States ◽  
San Diego County ◽  
Clinical Practices ◽  
Membrane Oxygenation ◽  
Effective Manner ◽  
Share Data

Abstract In March 2020, at the onset of the coronavirus disease 2019 (COVID-19) pandemic in the United States, the Southern California Extracorporeal Membrane Oxygenation (ECMO) Consortium was formed. The consortium included physicians and coordinators from the four ECMO centers in San Diego County. Guidelines were created to ensure that ECMO was delivered equitably and in a resource effective manner across the county during the pandemic. A biomedical ethicist reviewed the guidelines to ensure ECMO utilization would provide maximal community benefit of this limited resource. The San Diego County Health and Human Services Agency further incorporated the guidelines into its plans for the allocation of scarce resources. The consortium held weekly video conferences to review countywide ECMO capacity (including census and staffing), share data, and discuss clinical practices and difficult cases. Equipment exchanges between ECMO centers maximized regional capacity. From March 1 to November 30, 2020, consortium participants placed 97 patients on ECMO. No eligible patients were denied ECMO due to lack of resources or capacity. The Southern California ECMO Consortium may serve as a model for other communities seeking to optimize ECMO resources during the current COVID-19 or future pandemics.

scholarly journals CT fatty muscle fraction as a new parameter for muscle quality assessment predicts outcome in venovenous extracorporeal membrane oxygenation

2020 ◽  
Vol 10 (1) ◽  
Author(s):  
Anton Faron ◽  
Stefan Kreyer ◽  
Alois M. Sprinkart ◽  
Thomas Muders ◽  
Stefan F. Ehrentraut ◽  
...  
Keyword(s):  
Skeletal Muscle ◽  
Extracorporeal Membrane Oxygenation ◽  
Adverse Outcomes ◽  
Muscle Quality ◽  
Imaging Biomarker ◽  
Survival Prediction ◽  
Multivariable Logistic Regression Model ◽  
Muscle Area ◽  
Membrane Oxygenation ◽  
The Impact

AbstractImpaired skeletal muscle quality is a major risk factor for adverse outcomes in acute respiratory failure. However, conventional methods for skeletal muscle assessment are inapplicable in the critical care setting. This study aimed to determine the prognostic value of computed tomography (CT) fatty muscle fraction (FMF) as a biomarker of muscle quality in patients undergoing extracorporeal membrane oxygenation (ECMO). To calculate FMF, paraspinal skeletal muscle area was obtained from clinical CT and separated into areas of fatty and lean muscle based on densitometric thresholds. The cohort was binarized according to median FMF. Patients with high FMF displayed significantly increased 1-year mortality (72.7% versus 55.8%, P = 0.036) on Kaplan–Meier analysis. A multivariable logistic regression model was built to test the impact of FMF on outcome. FMF was identified as a significant predictor of 1-year mortality (hazard ratio per percent FMF, 1.017 [95% confidence interval, 1.002–1.033]; P = 0.031), independent of anthropometric characteristics, Charlson Comorbidity Index, Simplified Acute Physiology Score, Respiratory Extracorporeal Membrane Oxygenation Survival Prediction Score, and duration of ECMO support. To conclude, FMF predicted 1-year mortality independently of established clinical prognosticators in ECMO patients and may have the potential to become a new muscle quality imaging biomarker, which is available from clinical CT.

Association of Hospital Safety Net Status With Outcomes and Resource Use for Extracorporeal Membrane Oxygenation in the United States

2021 ◽  
pp. 088506662110070
Author(s):  
Matthew Gandjian ◽  
Catherine Williamson ◽  
Yu Xia ◽  
Carlos Maturana ◽  
Nikhil Chervu ◽  
...  
Keyword(s):  
Extracorporeal Membrane Oxygenation ◽  
Resource Use ◽  
Safety Net ◽  
The United States ◽  
Infectious Complications ◽  
Membrane Oxygenation ◽  
Hospital Safety ◽  
Hospitalization Costs ◽  
National Cohort ◽  
Multivariable Regression

Purpose: Safety net hospitals (SNH) have been associated with inferior surgical outcomes and increased resource use. Utilization and outcomes for extracorporeal membrane oxygenation (ECMO), a rescue modality for patients with respiratory or cardiac failure, may vary by safety net status. We hypothesized SNH to be associated with inferior outcomes and costs of ECMO in a national cohort. Materials and Methods: The 2008-2017 National Inpatient Sample was queried for ECMO hospitalizations and safety net hospitals were identified. Multivariable regression was used to perform risk-adjusted comparisons of mortality, complications and resource utilization at safety net and non-safety net hospitals. Results: Of 36,491 ECMO hospitalizations, 28.2% were at SNH. On adjusted comparison SNH was associated with increased odds of mortality (AOR: 1.23), tracheostomy use (AOR: 1.51), intracranial hemorrhage (AOR: 1.39), as well as infectious complications (AOR: 1.21, all P < .05), with NSNH as reference. SNH was also associated with increased hospitalization duration (β=+4.5 days) and hospitalization costs (β=+$32,880, all P < .01). Conclusions: We have found SNH to be associated with inferior survival, increased complications, and higher costs compared to NSNH. These disparate outcomes warrant further studies examining systemic and hospital-level factors that may impact outcomes and resource use of ECMO at SNH.

scholarly journals Extracorporeal Membrane Oxygenation for ARDS: National Trends in the United States 2008–2012

2016 ◽  
Vol 61 (10) ◽  
pp. 1293-1298 ◽  
Author(s):  
Bhupinder S Natt ◽  
Hem Desai ◽  
Nirmal Singh ◽  
Chithra Poongkunran ◽  
Sairam Parthasarathy ◽  
...  
Keyword(s):  
United States ◽  
Extracorporeal Membrane Oxygenation ◽  
The United States ◽  
Membrane Oxygenation ◽  
National Trends

scholarly journals Outcomes of severe systemic rheumatic disease patients requiring extracorporeal membrane oxygenation

2021 ◽  
Vol 11 (1) ◽  
Author(s):  
Pierre Bay ◽  
Guillaume Lebreton ◽  
Alexis Mathian ◽  
Pierre Demondion ◽  
Cyrielle Desnos ◽  
...  
Keyword(s):  
Extracorporeal Membrane Oxygenation ◽  
Hospital Mortality ◽  
Critically Ill ◽  
Left Ventricular ◽  
Arterial Lactate ◽  
Saps Ii ◽  
Membrane Oxygenation ◽  
Saps Ii Score ◽  
Va Ecmo ◽  
Vv Ecmo

Abstract Background Systemic rheumatic diseases (SRDs) are a group of inflammatory disorders that can require intensive care unit (ICU) admission because of multiorgan involvement with end-organ failure(s). Critically ill SRD patients requiring extracorporeal membrane oxygenation (ECMO) were studied to gain insight into their characteristics and outcomes. Methods This French monocenter, retrospective study included all SRD patients requiring venovenous (VV)- or venoarterial (VA)-ECMO admitted to a 26-bed ECMO-dedicated ICU from January 2006 to February 2020. The primary endpoint was in-hospital mortality. Results Ninety patients (male/female ratio: 0.5; mean age at admission: 41.6 ± 15.2 years) admitted to the ICU received VA/VV-ECMO, respectively, for an SRD-related flare (n = 69, n = 38/31) or infection (n = 21, n = 10/11). SRD was diagnosed in-ICU for 31 (34.4%) patients. In-ICU and in-hospital mortality rates were 48.9 and 51.1%, respectively. Nine patients were bridged to cardiac (n = 5) or lung transplantation (n = 4), or left ventricular assist device (n = 2). The Cox multivariable model retained the following independent predictors of in-hospital mortality: in-ICU SRD diagnosis, day-0 Simplified Acute Physiology Score (SAPS) II score ≥ 70 and arterial lactate ≥ 7.5 mmol/L for VA-ECMO–treated patients; diagnosis other than vasculitis, day-0 SAPS II score ≥ 70, ventilator-associated pneumonia and arterial lactate ≥ 7.5 mmol/L for VV-ECMO–treated patients. Conclusions ECMO support is a relevant rescue technique for critically ill SRD patients, with 49% survival at hospital discharge. Vasculitis was independently associated with favorable outcomes of VV-ECMO–treated patients. Further studies are needed to specify the role of ECMO for SRD patients.

Utilization patterns of extracorporeal membrane oxygenation in neonates in the United States 1997–2012

2017 ◽  
Vol 52 (10) ◽  
pp. 1681-1687 ◽  
Author(s):  
Ashley Y. Song ◽  
Hsuan-Hsiu Annie Chen ◽  
Rachel Chapman ◽  
Ameish Govindarajan ◽  
Jeffrey S. Upperman ◽  
...  
Keyword(s):  
United States ◽  
Extracorporeal Membrane Oxygenation ◽  
The United States ◽  
Membrane Oxygenation ◽  
Utilization Patterns

The neutrophil to lymphocyte ratio in patients supported with extracorporeal membrane oxygenation

Perfusion ◽  
2018 ◽  
Vol 33 (7) ◽  
pp. 562-567 ◽  
Author(s):  
Gardner Yost ◽  
Geetha Bhat ◽  
Patroklos Pappas ◽  
Antone Tatooles
Keyword(s):  
Extracorporeal Membrane Oxygenation ◽  
Myocardial Damage ◽  
Neutrophil Infiltration ◽  
Neutrophil To Lymphocyte Ratio ◽  
Study Cohort ◽  
Lymphocyte Ratio ◽  
Membrane Oxygenation ◽  
Wide Range ◽  
Group 2 ◽  
Group 1

Introduction: The neutrophil to lymphocyte ratio (NLR) has proven to be a robust predictor of mortality in a wide range of cardiovascular diseases. This study investigated the predictive value of the NLR in patients supported by extracorporeal membrane oxygenation (ECMO) systems. Methods: This study included 107 patients who underwent ECMO implantation for cardiogenic shock. Median preoperative NLR was used to divide the cohort, with Group 1 NLR <14.2 and Group 2 with NLR ≥14.2. Survival, the primary outcome, was compared between groups. Results: The study cohort was composed of 64 (60%) males with an average age 53.1 ± 14.9 years. Patients in Group 1 had an average NLR of 7.5 ± 3.5 compared to 27.1 ± 19.9 in Group 2. Additionally, those in Group 2 had significantly higher preoperative blood urea nitrogen (BUN) and age. Survival analysis indicated a thirty-day survival of 56.2%, with significantly worsened mortality in patients with NLR greater than 14.2, p=0.047. Discussion: Our study shows the NLR has prognostic value in patients undergoing ECMO implantation. Leukocytes are known contributors to myocardial damage and neutrophil infiltration is associated with damage caused by myocardial ischemia.

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