14,115 results match your criteria: "J.H.; and Institute of Science and Technology Austria[Affiliation]"

Objective: To compare nationwide outcomes of robotic liver resection (RLR) with laparoscopic liver resection (LLR).

Background: Minimally invasive liver resection is increasingly performed using the robotic approach as this could help overcome inherent technical limitations of laparoscopy. It is unknown if this translates to improved patient outcomes.

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Background: Diarrhoeal diseases claim more than 1 million lives annually and are a leading cause of death in children younger than 5 years. Comprehensive global estimates of the diarrhoeal disease burden for specific age groups of children younger than 5 years are scarce, and the burden in children older than 5 years and in adults is also understudied. We used results from the Global Burden of Diseases, Injuries, and Risk Factors Study 2021 to assess the burden of, and trends in, diarrhoeal diseases overall and attributable to 13 pathogens, as well as the contributions of associated risk factors, in children and adults in 204 countries and territories from 1990 to 2021.

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The present study aimed to investigate the impact of progressive drought stress (100%, 75%, 50%, and 25% of field capacity) on photosynthetic light reactions of tomato plants. The imposed drought caused a gradual reduction in leaf RWC leading to a decline in pigment concentration and growth indices.  Significant alteration in the OJIP fluorescence transient curves and the formation of specific fluorescence bands (L, K, J, H, and G) gradually increased as drought severity increased.

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Formative verbal feedback during live surgery is essential for adjusting trainee behavior and accelerating skill acquisition. Despite its importance, understanding optimal feedback is challenging due to the difficulty of capturing and categorizing feedback at scale. We propose a Human-AI Collaborative Refinement Process that uses unsupervised machine learning (Topic Modeling) with human refinement to discover feedback categories from surgical transcripts.

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A prospective comparison of two computer aided detection systems with different false positive rates in colonoscopy.

NPJ Digit Med

December 2024

Department of Internal Medicine and Healthcare Research Institute, Healthcare System Gangnam Center, Seoul National University Hospital, Seoul, Korea.

This study evaluated the impact of differing false positive (FP) rates in two computer-aided detection (CADe) systems on the clinical effectiveness of artificial intelligence (AI)-assisted colonoscopy. The primary outcomes were adenoma detection rate (ADR) and adenomas per colonoscopy (APC). The ADR in the control, system A (3.

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Diagnostic Efficacy of Ventilation-Perfusion Single Photo Emission Computed Tomography/Computed Tomography for Pulmonary Hypertension due to Fibrinous Mediastinitis.

Acad Radiol

December 2024

Department of Nuclear Medicine, Shanghai Pulmonary Hospital, School of Medicine, Tongji University, Shanghai, China (F.X.Z., Y.C.C.). Electronic address:

Rationale And Objectives: Comprehensive data on the use of ventilation-perfusion single-photo emission computed tomography/computed tomography (V/Q SPECT/CT), an established diagnostic tool for chronic thromboembolic pulmonary hypertension, in identifying pulmonary hypertension secondary to fibrinous mediastinitis (PH-FM) is scarce. This study aimed to assess its diagnostic efficacy for PH-FM.

Materials And Methods: Patients with PH due to pulmonary artery stenosis were assessed using V/Q SPECT/CT, computed tomography pulmonary angiography (CTPA), and digital subtraction pulmonary angiography (PAG).

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Late Gadolinium Enhancement of Nonischemic Cardiomyopathy at 5.0 T versus 3.0 T: A Crossover Design Study.

Radiol Cardiothorac Imaging

December 2024

From the Department of Radiology, Zhongshan Hospital, Fudan University, Xuhui District, Shanghai 200032, China (X.Q., S.W., Y.W., X.M., Y.C., H.L., H.J., M.Z.); Shanghai Institute of Medical Imaging, Shanghai, China (X.Q., S.W., Y.W., X.M., Y.C., H.L., H.J., M.Z.); and United Imaging Health Care Group, Shanghai, China (R.W., D.W., F.W., S.Z., J.H.).

Purpose To compare the acquisition time, image quality, and late gadolinium enhancement (LGE) visualization and quantification on phase-sensitive inversion recovery (PSIR) images using 5.0-T versus 3.0-T cardiac MRI.

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Background: Dixon-based magnetic resonance imaging (MRI) intramuscular proton density fat fraction (PDFF) is a potentially useful imaging biomarker of muscle quality. However, multi-vendor, multi-site reproducibility of intramuscular PDFF quantification, required for large clinical studies, can be strongly dependent on acquisition and processing. The purpose of this study was (I) to develop a 6-point Dixon MRI-based acquisition and processing technique for reproducible multi-vendor, multi-site quantification of thigh intramuscular PDFF; and (II) to evaluate the ability of the technique to detect differences in thigh muscle status between operated .

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Using a two sample Mendelian randomization approach to explore the causal relationship between erectile dysfunction and lung function.

Transl Androl Urol

November 2024

Department of Urology, Innovation Institute for Integration of Medicine and Engineering, West China Hospital, Sichuan University, Chengdu, China.

Background: Recently, some observational studies have suggested potential associations between erectile dysfunction (ED) and respiratory function. However, the underlying biological mechanisms and causal relationships between ED and lung function require further investigation. This study aimed to explore the causalities between ED and lung function traits.

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Background: Anterior cruciate ligament reconstruction (ACLR) is a commonly performed orthopaedic procedure. As the number of ACLRs continues to increase in incidence, understanding the variability and drivers of cost to the health care system may help target cost-saving measures.

Purposes: To examine the variability in overall 90-day reimbursements (amount paid for health care services) for ACLR using a national, multi-insurance, administrative database and to assess factors associated with variability.

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This retrospective cohort study evaluated the comparative vaccine effectiveness (cVE) of licensed standard-dose cell-based versus egg-based influenza vaccines in preventing influenza hospitalization among adults 18-64 years during the 2022-2023 season. The cohort included eligible Kaiser Permanente Southern California members who received ≥ 1 dose of influenza vaccine (n = 848,334). The adjusted cVE against influenza hospitalization was -10.

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Case 40-2024: A 56-Year-Old Woman with End-Stage Liver Disease and Headache.

N Engl J Med

December 2024

From the Department of Medicine, Beth Israel Deaconess Medical Center (S.J.H.), the Departments of Medicine (S.J.H., C.N.K., A.E.F., S.E.T.), Radiology (B.M.K.), and Pathology (S.E.T.), Harvard Medical School, and the Departments of Radiology (B.M.K.), Medicine (C.N.K., A.E.F., S.E.T.), and Pathology (S.E.T.), Massachusetts General Hospital - all in Boston.

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A new scaling regime characterized by a z=1 dynamical critical exponent has been reported in several numerical simulations of the one-dimensional Kardar-Parisi-Zhang and noisy Burgers equations. In these works, this scaling, differing from the well-known KPZ one z=3/2, was found to emerge in the tensionless limit for the interface and in the inviscid limit for the fluid. Based on functional renormalization group, the origin of this scaling has been elucidated.

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Telemedicine facilitates medical care for hospitalized patients in quarantine.

J Formos Med Assoc

December 2024

Division of Gastroenterology and Hepatology, Department of Internal Medicine, National Taiwan University Hospital, Taipei, Taiwan; Hepatitis Research Center, National Taiwan University Hospital, Taipei, Taiwan; Department of Medical Research, National Taiwan University Hospital, Taipei, Taiwan; Graduate Institute of Clinical Medicine, College of Medicine, National Taiwan University, Taipei, Taiwan. Electronic address:

Background/purpose: Telemedicine is an innovative medical care system that facilitates visual communication between patients and healthcare workers (HCWs), mainly in a community-based setting. We investigated the clinical effectiveness of in-patient telemedicine care for patients in quarantine for the Coronavirus disease 2019 (COVID-19).

Methods: We conducted a prospective study to include patients with mild-to-moderate severity of COVID-19 and their primary-care HCWs.

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HDAC6 mediates NLRP3 inflammasome activation in the pathogenesis of diabetic retinopathy.

Metabolism

December 2024

School of Pharmacy, Sungkyunkwan University, Suwon 16419, Republic of Korea; Samsung Advanced Institute for Health Sciences and Technology, Sungkyunkwan University, Seoul 06351, Republic of Korea; Biomedical Institute for Convergence, Sungkyunkwan University, Suwon 16419, Republic of Korea; Institute of Quantum Biophysics, Sungkyunkwan University, Suwon 16419, Republic of Korea. Electronic address:

Background: Diabetic retinopathy (DR), a major blindness cause in developed countries, is intricately linked to diabetes management and its duration. Here, we demonstrate that HDAC6 mediates NLRP3 inflammasome activation under diabetic conditions, leading to retinal inflammation and degeneration.

Methods: This study demonstrated the therapeutic effects of HDAC6 genetic ablation, pharmacological inhibition, and HDAC6-deficient bone marrow transplantation in a diabetes model induced by streptozotocin and a high-fat diet.

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Background: The relationship between the extent and severity of stress-induced ischemia and the extent and severity of anatomic coronary artery disease (CAD) in patients with obstructive CAD is multifactorial and includes the intensity of stress achieved, type of testing used, presence and extent of prior infarction, collateral blood flow, plaque characteristics, microvascular disease, coronary vasomotor tone, and genetic factors. Among chronic coronary disease participants with site-determined moderate or severe ischemia, we investigated associations between ischemia severity on stress testing and the extent of CAD on coronary computed tomography angiography.

Methods: Clinically indicated stress testing included nuclear imaging, echocardiography, cardiac magnetic resonance imaging, or nonimaging exercise tolerance test.

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Background: Underlying immunological mechanisms in children with moderate-to-severe asthma are complex and unclear. We aimed to investigate the association between blood inflammatory parameters and asthma burden in children with moderate-to-severe asthma.

Methods: Blood inflammatory parameters (eosinophil and neutrophil counts and inflammatory mediators using multiplex immunoassay technology) were measured in children (6-17 years) with moderate-to-severe asthma from the SysPharmPediA cohort across four European countries.

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We aimed to compare the prescribing behavior and clinical experience of urology providers when using the combined multiplex polymerase chain reaction (M-PCR)/Pooled Antibiotic Susceptibility Testing (P-AST) diagnostic test versus the standard urine culture (SUC) in the same set of patients previously reported to have improved clinical outcomes with M-PCR/P-AST. We conducted a multi-centered, prospective, observational study (clinical trial registration: NCT05091931) with Western Institutional Review Board (IRB) approval (20214705). Adult subjects were split between the M-PCR/P-AST ( = 250) and SUC arms ( = 135).

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Intermittent scanning continuous glucose monitoring (is-CGM) technology has gained widespread adoption and is known to improve glycemic control and quality of life for persons with diabetes. The elderly may lag behind in their adoption of the technology, which could be a potential avenue for improving quality of care. In this study, we investigated the adoption of is-CGM technology in the Dutch population, including effects of age.

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Sirtuins (SIRTs), nicotine adenine dinucleotide (+)-dependent histone deacetylases, have emerged as critical regulators in many signalling pathways involved in a wide range of biological processes. Currently, seven mammalian SIRTs have been characterized and are found across a number of cellular compartments. There has been considerable interest in the role of SIRTs in the brain due to their role in a plethora of metabolic- and age-related diseases, including their involvement in learning and memory function in physiological and pathophysiological conditions.

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A Porcine-Derived Heme Iron Powder Restores Hemoglobin in Anemic Rats.

Nutrients

November 2024

School of Medicine, Emory University, 100 Woodruff Circle, Atlanta, GA 30322, USA.

Background/objectives: Iron-fortified foods reduce the incidence of iron deficiency anemia. However, the nutritional efficacy of heme iron fortificants is unclear.

Methods: In this study, we determined the hemoglobin regeneration efficiency (HRE) of a porcine-derived heme iron powder (HIP), treating anemic rats (hemoglobin (Hb) 3-6 g/dL) with 14-day repletion diets fortified with four different concentrations (12, 24, 36, or 48 mg iron/kg diets) of HIP or a control diet ("no added iron"); = 9-12/group.

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Clinical Potential of Novel Microbial Therapeutic LP51 Based on Xerosis-Microbiome Index.

Cells

December 2024

Human Microbiome Medical Center (HM·MRC), Soonchunhyang University, 22, Soonchunhyang-ro, Sinchang-myeon, Asan-si 31538, Chungnam, Republic of Korea.

Xerosis, characterized by dry, rough skin, causes discomfort and aesthetic concerns, necessitating effective treatment. Traditional treatments often show limited efficacy, prompting the need for innovative therapies. This study highlights the efficacy of microbiome therapeutic LP51, derived from a healthy vaginal microbiome, in improving xerosis.

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: Definitive radiochemotherapy with concomitant cisplatin 40 mg/m weekly represents the standard of care for locally advanced cervical cancer. Current studies (KEYNOTE-A18 and INTERLACE) are intensifying this regimen at the cost of increased hematologic toxicity. We aimed to evaluate influencing factors on hematotoxicity to ensure the safe application of radiochemotherapy.

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Antigen-specific immunotherapies for autoimmune disease.

Nat Rev Rheumatol

December 2024

Center for Translational Immunology, Benaroya Research Institute at Virginia Mason, Seattle, WA, USA.

Antigen-specific therapies have a long history in the treatment of allergy but have not been successful in autoimmunity. However, in the past 20 years, advances in the definition of the self-antigens that promote autoimmunity and the growing understanding of the mechanisms that maintain tolerance in health but fail in autoimmunity have led to antigen-specific approaches being considered for the treatment of autoimmune diseases. The core goal of each antigen-specific treatment approach is to remove the immune response that promotes autoimmunity whilst sparing protective responses.

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