3,362 results match your criteria: "Medical Center of the Johannes Gutenberg University Mainz[Affiliation]"

Purpose: Despite numerous studies demonstrating promising short-term outcomes of Total Knee Arthroplasty (TKA) with Customized Individually Made (CIM) implants, there is a significant lack of data on their mid-term effectiveness. Given the increasing number of TKAs performed annually, the rising demand for CIM implants, and the associated burden of revision surgeries, understanding the mid-term performance of CIM implants is crucial. Therefore, this study aims to report on the mid-term (minimum 5 years) outcomes of TKA using a CIM implant.

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Background: Pulmonary embolism (PE) is a potentially life-threatening condition. Admission and treatment in the intensive care unit (ICU) is an important element in critically ill PE patients.

Objectives: We aimed to identify risk factors for ICU admission and differences in patient profiles regarding risk factors and comorbidities between PE patients who had to be admitted to an ICU and those who were treated in a normal ward without ICU.

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Neurofilament light chain associates with IVH and ROP in extremely preterm infants.

Pediatr Res

September 2024

Learning and Leadership for Health Care Professionals, Institute of Health and Care Science at Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden.

Article Synopsis
  • This study explores how neurofilament light chain (NfL), a marker for brain injury, relates to neurovascular issues in extremely preterm infants, specifically those born before 28 weeks gestational age.
  • Researchers found that higher NfL levels in the first month after birth are associated with severe intraventricular hemorrhage (IVH) and retinopathy of prematurity (ROP), especially in infants born before 25 weeks gestational age.
  • The results suggest that NfL could be a potential predictor of neonatal morbidities linked to a more porous blood-brain barrier, indicating the need for further research in this area.
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Atrial Adaptations in Athletes Heart.

Echocardiography

September 2024

Medical Clinic VII, Department of Sports Medicine, University Hospital Heidelberg, Heidelberg, Germany.

Background: Intensive training efforts are associated with hemodynamic changes accompanied by increases in cardiac output and stroke volume related to higher peak oxygen consumption and better athletic performance during exercise. These hemodynamic changes induce an enlargement of cardiac chambers, but also of the atria and may result in an athletes' heart (AH). Data from large studies about atrial enlargement in AH are sparse.

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Aim Of The Study:  Esophageal atresia (EA) is associated with impaired motor development, cardiopulmonary function, and physical activity (PA). Despite missing scientific evidence, this fact is often attributed to associated congenital heart disease (CHD). The aim of this study was to investigate PA in EA patients without CHD compared with CHD patients and healthy controls.

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Being implicated in bone metastasis development, bone sialoprotein (BSP) expression is upregulated in patients with cancer. While BSP regulates cancer cell adhesion to the extracellular matrix, to the best of our knowledge, the specific adhesive molecular interactions in metastatic bone disease remain unclear. The present study aimed to improve the understanding of the arginine-glycine-aspartic acid (RGD) sequence of BSP and the integrin receptors αvβ3 and αvβ5 in BSP-mediated cancer cell adhesion.

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How far can we go? A 20-year meta-analysis of dental implant survival rates.

Clin Oral Investig

September 2024

Department of Oral and Maxillofacial Surgery, Plastic Surgery, University Medical Center of the Johannes Gutenberg-University, Augustusplatz 2, 55131, Mainz, Germany.

Objective: This meta-analysis aims to investigate the long-term survival rates of dental implants over a 20-year period, providing a practical guide for clinicians while identifying potential areas for future research.

Materials And Methods: Data were sourced from recent publications, focusing exclusively on screw-shaped titanium implants with a rough surface. Both retrospective and prospective studies were included to ensure an adequate sample size.

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Background: Combined Immuno-chemotherapy consisting of gemcitabine, cisplatin and the programmed death-ligand one inhibitor durvalumab (GCD) is the new standard of care for patients with biliary tract cancers (BTC) based on positive results of the TOPAZ-1 study.

Objective: We here evaluated the efficacy and safety of GCD for BTC in a German multicenter real-world patient cohort.

Methods: Patients with BTC treated with GCD from 9 German centers were included.

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The deubiquitinating enzyme CYLD negatively regulates NF-κB signaling by removing activating ubiquitin chains from several members of the NF-κB pathway. Thereby, CYLD is critical for the maintenance and differentiation of various immune cells. Despite the importance of the NF-κB pathway in microglia regulation, the role of CYLD in microglia has not been investigated so far.

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The of the pathogenesis of Alzheimer's disease (AD) was introduced 32 years ago, in 1992. From early on, this clear and straight forward hypothesis received a lot of attention, but also a lot of substantial criticism. Foremost, there have always been massive doubts that a complex age-associated disorder of the most intricate organ of the human body, the brain, can be explained by a linear, one-dimensional cause-and-effect model.

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Background: Neuroborreliosis is a tick-borne condition that affects the central and/or peripheral nervous system. Cerebral infarction associated with neuroborreliosis-related vasculitis has been reported in only a handful of cases. Therefore, specific patterns of vascular pathology and prognostic outcome factors are still incompletely understood.

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Introduction: Lung cancer is the malignancy with the highest mortality rate worldwide. In January 2025, the German public healthcare system will introduce a new regulation according to which a centre can offer surgery for lung cancer only if it carries out a minimum number of lung resections. The purpose of this directive is to reduce the number of centres offering surgical treatment for primary lung cancer, thus centralising and improving lung cancer care.

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Background: The superimposed pressure is the primary determinant of the pleural pressure gradient. Obesity is associated with elevated end-expiratory esophageal pressure, regardless of lung disease severity, and the superimposed pressure might not be the only determinant of the pleural pressure gradient. The study aims to measure partitioned respiratory mechanics and superimposed pressure in a cohort of patients admitted to the ICU with and without class III obesity (BMI ≥ 40 kg/m), and to quantify the amount of thoracic adipose tissue and muscle through advanced imaging techniques.

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Neuroligin-2 (Nlgn2) is a key synaptic adhesion protein at virtually all GABAergic synapses, which recruits GABARs by promoting assembly of the postsynaptic gephyrin scaffold. Intriguingly, loss of Nlgn2 differentially affects subsets of GABAergic synapses, indicating that synapse-specific interactors and redundancies define its function, but the nature of these interactions remain poorly understood. Here we investigated how Nlgn2 function in hippocampal area CA1 is modulated by two proposed interaction partners, MDGA1 and MDGA2.

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Objective: The purpose of the present study was to develop and validate a brief screening instrument (F-SozU K-3) for the measurement of perceived social support in large scale surveys by shortening a well-established German questionnaire (F-SozU K-6).

Method: First, a brief three-item version of the F-SozU was developed based on a representative sample of = 2482 respondents using exploratory and confirmatory factor analysis. Second, the newly developed brief three-item questionnaire was evaluated and standardized in an independent second representative population sample ( = 2501).

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Article Synopsis
  • The Barcelona Clinic Liver Cancer (BCLC) staging system is crucial for treating hepatocellular carcinoma (HCC); recent updates allow for BCLC stage B patients to consider liver transplantation, while hepatectomy is now discouraged.
  • A systematic review analyzed 31 studies involving 3163 patients to compare survival rates, postoperative complications, and patient selection for liver resection versus transplantation in BCLC stage B patients.
  • Results showed that while resection had a 50-month survival and a 15-month recurrence-free period, data on transplantation was limited, with only one study reporting on it, indicating the need for more research in this area.
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Introduction: Ambient fine particulate matter pollution with a diameter less than 2.5 micrometers (PM) is a significant risk factor for chronic noncommunicable diseases (NCDs), leading to a substantial disease burden, decreased quality of life, and deaths globally. This study aimed to investigate the disease and mortality burdens attributed to PM in Germany in 2019.

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Article Synopsis
  • Light plays a crucial role in regulating human circadian rhythms, impacting the hormone cortisol and potentially the cytokine IL-6.
  • A study with 71 healthy adult men examined the effects of red and blue light exposure on cortisol and IL-6 levels after awakening, finding that blue light led to higher cortisol output and greater IL-6 secretion.
  • The research indicated that cortisol and IL-6 concentrations were negatively correlated during red light exposure, while chronotype (sleep preference) influenced cortisol levels but not IL-6 sensitivity.
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Background: Early thromboprophylaxis does not prevent hospital admissions and death among outpatients with symptomatic COVID-19. Its impact on long-term outcomes, including long COVID symptoms and performance status, is unknown.

Objectives: To assess the long-term effects of thromboprophylaxis given at the time of acute COVID-19 in outpatients.

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Editorial: Clinical hypnosis.

Front Psychol

August 2024

Department of Restorative, Preventive and Pediatric Dentistry, School of Dental Medicine, University of Bern, Bern, Switzerland.

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