Publications by authors named "Ehrentraut S"

Neurological complications in patients undergoing veno-venous extracorporeal membrane oxygenation (V-V ECMO) are challenging, with new intracranial pathologies posing a grave risk. We aimed to evaluate the utility of neuron-specific enolase (NSE) and S100B biomarkers for predicting outcomes in new-onset intracranial pathology during V-V ECMO. A retrospective analysis spanning 2013-2021 at a German university hospital was conducted.

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  • * A study of 363 sepsis patients in Germany analyzed plasma samples on days 1 and 4, identifying 87 and 95 significantly different proteins related to survival outcomes, using statistical methods and machine learning for analysis.
  • * The research highlighted shifts in protein networks linked to blood coagulation and immune responses over time, suggesting potential new therapeutic targets and a focus on the innate immune system in treating sepsis.
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Purpose: Prophylactic insertion of an external ventricular drainage (EVD) prior to the resection of posterior fossa metastases (PFMs) is a common approach to address postoperative transient and permanent hydrocephalus. However, predicting surgery-related hydrocephalus in the preoperative phase continues to be a challenge. This study aims to analyze the incidence, preoperatively collectable risk factors and necessity of perioperative external ventricular drainage placement after posterior fossa metastasis surgery.

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Purpose: The emergence of multidrug-resistant P. aeruginosa isolates poses a challenge to healthcare systems worldwide. Rising numbers in deaths, duration of hospitalization as well as failing treatments prove the hazards posed by these pathogens.

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(1) The COVID-19 pandemic presented significant challenges in managing acute respiratory distress syndrome (ARDS), with extracorporeal membrane oxygenation (ECMO) being a critical but resource-intensive intervention. (2) This retrospective study analyzed veno-venous (VV) ECMO therapy in ARDS patients before and during the pandemic at a high-volume ECMO center in Germany. The study used a reduced ECMO team (one medical and one nursing specialist) to optimize patient care with limited resources, aiming to offer insights for future pandemic management.

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  • Sepsis involves intricate immune responses, and the protein GILZ is crucial in balancing inflammation and anti-inflammation; this study looks at how different forms of GILZ transcripts can be used to categorize patients and improve treatment effectiveness with glucocorticoids.
  • The research involved analyzing RNA from blood samples of 121 sepsis patients to measure GILZ transcript variants and to see their relation to mortality rates and glucocorticoid responses.
  • Findings indicate that high levels of GILZ transcript variant 1 (GILZ TV 1) significantly correlate with increased 30-day mortality in sepsis patients, especially the first eight days after onset, suggesting it can help identify patients who may not
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Thermodilution methods to determine cardiac output (CO) may be affected by veno-venous extracorporeal membrane oxygenation (ECMO). We compared CO estimations by pulmonary arterial thermodilution using a pulmonary arterial catheter (CO PAC ), transpulmonary thermodilution (CO TPTD ), and three-dimensional echocardiography (3DEcho) (CO 3DEcho ) in 18 patients under veno-venous ECMO. Comparisons between CO 3DEcho and CO PAC , and CO TPTD were performed using correlation statistics and Bland-Altman analysis.

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Purpose: Menopause is associated with a decrease in smell discrimination ability. This study assessed the impact of black cohosh on hippocampal (HC) and hypothalamic (HT) gene expression profiles in rats, to understand, if herbal treatment has an impact on neurologic changes due to menopause and whether this could address a decrease in smell discrimination.

Methods: HC and HT tissues from female Sprague Dawley rats (total n = 19) were analyzed at three different life stages: intact tissues of the HC (n = 4) and the HT (n = 4), oophorectomized tissues 3 months after oophorectomy (OVX) of the HC (n = 4) and the HT (n = 3), and tissues after treatment with an isopropanolic extract (iCR) from the rhizomes of black cohosh (60 mg/kg) for 3 months after OVX of the HC (n = 2) and the HT (n = 2).

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  • People with COVID-19 who need special breathing support called ECMO often have problems related to their brain's blood flow regulation.
  • A study looked at 48 patients, some with COVID-19 and some without, to see how their brains were affected.
  • It was found that patients with COVID-19 had more trouble with brain blood flow regulation compared to those without the virus.
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Purpose: There is evidence that lower activity of the RAF/MEK/ERK network is associated with positive outcomes in mild and moderate courses of COVID-19. The effect of this cascade in COVID-19 sepsis is still undetermined. Therefore, we tested the hypothesis that activity of the RAF/MEK/ERK network in COVID-19-induced sepsis is associated with an impact on 30-day survival.

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Purpose: To assess the prevalence and relevance of invasive fungal disease (IFD) during veno-arterial (V-A) extracorporeal membrane oxygenation (ECMO).

Methods: Retrospective analysis from January 2013 to November 2023 of adult V-A ECMO cases at a German University Hospital. Parameters relating to IFD, demographics, length of stay (LoS), days on ECMO and mechanical ventilation, prognostic scores and survival were assessed.

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Background: Sepsis, a life-threatening condition caused by the dysregulated host response to infection, is a major global health concern. Understanding the impact of viral or bacterial pathogens in sepsis is crucial for improving patient outcomes. This study aimed to investigate the human cytomegalovirus (HCMV) seropositivity as a risk factor for development of sepsis in patients with COVID-19.

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The variability in mortality in sepsis could be a consequence of genetic variability. The glucocorticoid system and the intermediate TSC22D3 gene product-glucocorticoid-induced leucine zipper-are clinically relevant in sepsis, which is why this study aimed to clarify whether TSC22D3 gene polymorphisms contribute to the variance in sepsis mortality. Blood samples for DNA extraction were obtained from 455 patients with a sepsis diagnosis according to the Sepsis-III criteria and from 73 control subjects.

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  • Scientists looked at health data from very sick patients with a condition called sepsis to see if machine learning can help predict who might survive better than using regular methods.
  • They tested two machine learning methods using data from a big group of patients and found that these methods were much better at predicting survival than the standard way of checking changes in scores.
  • The results showed that using daily scores from the first week could really help doctors know who might be in trouble, which could lead to better patient care in the future.
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(1) : This retrospective study focused on severe acute respiratory distress syndrome (ARDS) patients treated with veno-venous (VV) extracorporeal membrane oxygenation (ECMO) and who inhaled nitric oxide (NO) for pulmonary arterial hypertension (PAH) and/or right ventricular failure (RV failure). (2) : Out of 662 ECMO-supported patients, 366 received VV ECMO, including 48 who inhaled NO. We examined the NO's indications, dosing, duration, and the ability to lower PAH.

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Sepsis is a common life-threatening disease caused by dysregulated immune response and metabolic acidosis which lead to organ failure. An abnormal expression of aquaporins plays an important role in organ failure. Additionally, genetic variants in aquaporins impact on the outcome in sepsis.

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Sepsis involves an immunological systemic response to a microbial pathogenic insult, leading to a cascade of interconnected biochemical, cellular, and organ-organ interaction networks. Potential drug targets can depict aquaporins, as they are involved in immunological processes. In immune cells, AQP3 and AQP9 are of special interest.

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  • Sepsis is a major cause of death and treatment focused on immune responses often fails; researchers studied how human cytomegalovirus (HCMV) status impacts mortality in sepsis patients.
  • In a study of 410 sepsis patients, those with HCMV were found to have a significantly higher 30-day mortality rate (38%) compared to those without HCMV (25%).
  • The study suggests re-evaluating inflammation markers as predictive tools for sepsis outcomes based on HCMV serostatus, hinting that targeting HCMV could improve individualized treatment strategies.
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Pulmonary involvement due to SARS-CoV-2 infection can lead to acute respiratory distress syndrome in patients with COVID-19. Consequently, pulmonary imaging is crucial for management of COVID-19. This study aimed to evaluate the prognostic value of lung ultrasound (LUS) with a handheld ultrasound device (HHUD) in patients with COVID-19 treated with extracorporeal membrane oxygenation (ECMO).

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  • * A study analyzing 814 ECMO patients over nearly a decade found that COVID-19 is an independent risk factor for IFD, with an 84.6% incidence of candidemia among affected patients leading to all deaths in that group.
  • * The research highlights the need for further exploration of antifungal therapies or preventive measures for patients on V-V ECMO, particularly those suffering from COVID-19, due to the high associated mortality risk.
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  • This study looked at patients who had brain surgery for tumors and how going back to the ICU unexpectedly affects their recovery.
  • Out of 353 patients, 19 went back to the ICU, and those who did lived for 2 months on average, while others lived for 13 months.
  • The researchers found that having multiple brain tumors and high levels of a certain protein before surgery made it more likely for patients to need that unplanned ICU visit.
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Cerebrospinal fluid (CSF) metabolites are increasingly recognized as prognostic factors in aneurysmal subarachnoid hemorrhage (SAH). The CSF arginine/ornithine ratio (Arg/Orn) was shown to predict cerebral vasospasms and clinical outcome in SAH. The additive prognostic value of Arg/Orn over established prognostic scores has not been investigated.

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  • Community-acquired bacterial meningitis can lead to severe complications and a high rate of sepsis, affecting nearly 70% of patients in a study of 103 individuals.!* -
  • Researchers found that cerebrospinal fluid (CSF) lactate levels were significantly associated with the presence of sepsis, showing a strong correlation and predictive ability.!* -
  • With a cutoff of 8.2 mmol/L, elevated CSF lactate had good sensitivity (81.5%) and moderate specificity (61.5%) for diagnosing sepsis and was also linked to higher in-hospital mortality rates.!*
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