2,556 results match your criteria: "University-Hospital Freiburg[Affiliation]"

Myocardial inflammation is associated with impaired mitochondrial oxidative capacity in ischaemic cardiomyopathy.

ESC Heart Fail

October 2024

Division of Cardiology, Pulmonology and Vascular Medicine, Medical Faculty, Heinrich-Heine University, Düsseldorf, Germany.

Aims: Myocardial inflammation and impaired mitochondrial oxidative capacity are hallmarks of heart failure (HF) pathophysiology. The extent of myocardial inflammation in patients suffering from ischaemic cardiomyopathy (ICM) or dilated cardiomyopathy (DCM) and its association with mitochondrial energy metabolism are unknown. We aimed at establishing a relevant role of cardiac inflammation in the impairment of mitochondrial energy production in advanced ischaemic and non-ischaemic HF.

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Hysterectomy (HE) is the most common surgical procedure in gynecology worldwide. The guidelines of most countries unanimously recommend vaginal hysterectomy (VH) as the access of first choice. However, there are significant international differences in the implementation of this recommendation.

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Background: Time-resolved angiography with interleaved stochastic trajectories (TWIST) magnetic resonance angiography (MRA) may obscure smaller vessels and is highly susceptibility to motion artifacts, potentially reducing endoleak detection accuracy after endovascular aortic repair (EVAR). The novel golden-angle radial sparse parallel (GRASP) sequence enhances spatial and temporal resolution with continuous, motion-robust datasets, showing promise for accurate endoleak detection post-EVAR. This study aimed to compare the diagnostic effectiveness of contrast-enhanced compressed-sensing radial GRASP-volume interpolated breath-hold examination (VIBE) sequence with standard contrast-enhanced dynamic TWIST-VIBE sequence in patients with inconclusive computed tomography angiography (CTA) findings regarding endoleak after EVAR.

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Article Synopsis
  • * This review analyzes factors influencing the choice between active (Osia System) and passive (Baha Connect System) bone-conduction devices based on expert feedback from surveys and discussions.
  • * Key decision-making factors include surgical requirements, bone thickness, MRI compatibility, patient preferences, and risks like skin infections, emphasizing the need for personalized consultations in multidisciplinary settings.
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Background: Stereotactic Radiosurgery (SRS) is an emerging alternative to whole-brain radiotherapy (WBRT) for treating multiple brain metastases (BM), reducing toxicity and improving tumor control. The CYBER-SPACE trial compared SRS based on either SPACE or MPRAGE MRI sequence for avoiding or delaying WBRT in patients with 1-10 BM.

Methods: Patients with 1-10 untreated BM were randomized 1:1 to receive SRS of all lesions based on either SPACE or MPRAGE MRI sequences.

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Background: Distal occlusions associated with incomplete reperfusion (expanded Thrombolysis in Cerebral Infarction,
Methods: Retrospective registry analysis of patients undergoing endovascular therapy between July 2020 and December 2022, with available immediate post-interventional FPDCT and 24 hours follow-up perfusion imaging.

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: Early childhood caries (ECC) is a widespread and severe oral health problem that potentially affects the general health of children. Visual-tactile examination remains the diagnostic method of choice to diagnose ECC, although visual examination could be automated by artificial intelligence (AI) tools in the future. The aim of this study was the external validation of a recently published and freely accessible AI-based model for detecting ECC and classifying carious lesions in dental photographs.

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Article Synopsis
  • Emotional eating during negative emotions may lead to disordered eating behaviors like binge eating and food restriction, while positive emotions generally encourage healthier eating habits.
  • A study involving individuals without eating disorders and various eating disorder patients assessed emotional states and food cravings through daily notifications over eight days.
  • Findings indicated that different eating disorder groups exhibit unique emotion-food craving patterns, suggesting that targeting specific emotional responses could help develop therapeutic strategies for improving eating behaviors in these patients.
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Real-world data on the management of patients with primary biliary cholangitis (PBC) are so far scarce in Germany. Therefore, we aimed to establish a nationwide registry and describe the clinical characteristics and therapy of PBC patients.Three different cohorts defined as ursodeoxycholic acid (UDCA) responders, as inadequate responders according to Paris II criteria, and as newly diagnosed patients were prospectively recruited.

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Hematopoietic stem cell transplantation for CTLA-4 insufficiency across Europe: A European Society for Blood and Marrow Transplantation Inborn Errors Working Party study.

J Allergy Clin Immunol

December 2024

Paediatric Haematopoietic Stem Cell Transplant Unit, Great North Children's Hospital, Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom; Translational and Clinical Research Institute, Newcastle University, Newcastle upon Tyne, United Kingdom.

Background: Cytotoxic T-lymphocyte antigen 4 (CTLA-4) insufficiency causes a primary immune regulatory disorder characterized by lymphoproliferation, dysgammaglobulinemia, and multiorgan autoimmunity including cytopenias and colitis.

Objective: We examined the outcome of hematopoietic stem cell transplantation (HSCT) for CTLA-4 insufficiency and study the impact of pre-HSCT CTLA-4 fusion protein (CTLA-4-Ig) therapy and pre-HSCT immune dysregulation on survival and immunologic outcome.

Methods: This was a retrospective study of HSCT for CTLA-4 insufficiency and 2q33.

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A significant number of prostate cancer patients are long-term survivors after primary definitive therapy, and the occurrence of late side effects, such as second primary cancers, has gained interest. The aim of this editorial is to discuss the most current evidence on second primary cancers based on six retrospective studies published in 2021-2024 using large data repositories not accounting for all possible confounding factors, such as smoking or pre-existing comorbidities. Overall, prostate cancer patients treated with curative radiotherapy have an increased risk (0.

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Introduction: Epilepsy surgery is the only curative treatment for patients with drug-resistant focal epilepsy. Stereoelectroencephalography (SEEG) is the gold standard to delineate the seizure-onset zone (SOZ). However, up to 40% of patients are subsequently not operated as no focal non-eloquent SOZ can be identified.

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Background: The use of positron-emission tomography (PET)/computed tomography (CT) in radiation therapy (RT) has increased. Radiation oncologists (RadOncs) have access to PET/CT with a variety of tracers for different tumor entities and use it for target volume definition. The German Society of Nuclear Medicine (DGN) and the German Society of Radiation Oncology (DEGRO) aimed to identify current patterns of care in order to improve interdisciplinary collaboration.

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KCNQ1 suppression-replacement gene therapy in transgenic rabbits with type 1 long QT syndrome.

Eur Heart J

September 2024

Translational Cardiology, Department of Cardiology and Department of Physiology, University Hospital Bern, University of Bern, Bühlplatz 5, 3012 Bern, Switzerland.

Background And Aims: Type 1 long QT syndrome (LQT1) is caused by pathogenic variants in the KCNQ1-encoded Kv7.1 potassium channels, which pathologically prolong ventricular action potential duration (APD). Herein, the pathologic phenotype in transgenic LQT1 rabbits is rescued using a novel KCNQ1 suppression-replacement (SupRep) gene therapy.

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Ascending Geometry After Thoracic Endovascular Aortic Repair for Descending Aortic Dissection.

Ann Vasc Surg

December 2024

Faculty of Medicine, Department of Cardiovascular Surgery, University Hospital Freiburg Heart Centre, Freiburg, Germany, University of Freiburg, Freiburg, Germany.

Background: This study aimed to assess geometry changes of the ascending aorta after thoracic endovascular aortic repair (TEVAR) for descending aortic dissection and identify potential risk factors for diameter and length change.

Methods: Between April 2009 and July 2021, 102 patients were treated for acute descending aortic dissections (type B and non-A non-B) with TEVAR and were included in this analysis. Computed tomography angiographic scans were transferred to a dedicated imaging software and detailed aortic measurements (including length, diameter and area) were taken in multiplanar reconstruction postoperatively, after 6 months and annually thereafter.

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A manifesto on improving cancer care in conflict-impacted populations.

Lancet

August 2024

Institute of Cancer and Crisis, Yerevan, Armenia; Yerevan State Medical University after Mkhitar Heratsi, Yerevan, Armenia; Immune Oncology Research Institute, Yerevan, Armenia; Department of Chemistry, City University of Hong Kong, Hong Kong, Hong Kong Special Administrative Region, China. Electronic address:

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Placenta accreta spectrum (PAS) refers to the abnormal adhesion of the placenta to the myometrium, with varying degrees of severity. Placenta accreta involves adhesion to the myometrium, placenta increta invades the myometrium, and placenta percreta extends through the serosa to adjacent organs. The condition is linked to deficient decidualization in scarred uterine tissue, and the risk increases when placenta previa is present and with each prior cesarean delivery.

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Objective: Rheumatoid arthritis (RA) is recognized as a chronic autoimmune disorder with systemic inflammation and joint damage. Its potential role as a risk factor for cardiovascular diseases (CVD) is increasingly noted. This review delves into the causal relationship between RA and CVD, with Mendelian randomization (MR) offering a genetic perspective.

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RNA structure is crucial for RNA function, including in viral cis-elements such as the hepatitis B virus (HBV) RNA encapsidation signal ε. Interacting with the viral polymerase ε mediates packaging of the pregenomic (pg) RNA into capsids, initiation of reverse transcription, and it affects the mRNA functions of pgRNA. As free RNA, the 61-nucleotide (nt) ε sequence adopts a bipartite stem-loop structure with a central bulge and an apical loop.

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Germline mutations in BRCA1 and BRCA2 (gBRCA1/2) are required for a PARP inhibitor therapy in patients with HER2-negative (HER2-) advanced breast cancer (aBC). However, little is known about the prognostic impact of gBRCA1/2 mutations in aBC patients treated with chemotherapy. This study aimed to investigate the frequencies and prognosis of germline and somatic BRCA1/2 mutations in HER2- aBC patients receiving the first chemotherapy in the advanced setting.

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Article Synopsis
  • - Chronic hepatitis B virus (HBV) infection affects 300 million people globally, leading to dysfunction in virus-specific CD8 T cells that struggle to eliminate HBV-infected liver cells due to mechanisms that aren't fully understood.
  • - Research indicates a liver immune rheostat inhibits the activation of these CD8 T cells, particularly the CXCR6 subtype, leading to loss of their functionality, as shown by increased activity of the transcription factor cAMP-responsive element modulator (CREM) in both experimental models and chronic HBV patients.
  • - Enhanced signaling pathways related to cAMP and protein kinase A (PKA) in these T cells contribute to their dysfunction, as they establish prolonged contacts with liver cells, impairing essential activation
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