4,614 results match your criteria: "location Vrije Universiteit; r.j.swijnenburg@amsterdamumc.nl.[Affiliation]"

Background: Developing interventions along with the population of interest using systems thinking is a promising method to address the underlying system dynamics of overweight. The purpose of this study is twofold: to gain insight into the perspectives of adolescents regarding: (1) the system dynamics of energy balance-related behaviours (EBRBs) (physical activity, screen use, sleep behaviour and dietary behaviour); and (2) underlying mechanisms and overarching drivers of unhealthy EBRBs.

Methods: We conducted Participatory Action Research (PAR) to map the system dynamics of EBRBs together with adolescents aged 10-14 years old living in a lower socioeconomic, ethnically diverse neighbourhood in Amsterdam East, the Netherlands.

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Is Sac Thrombus Good or Bad for Complex Endovascular Aneurysm Repair?

Eur J Vasc Endovasc Surg

January 2025

Vascular Unit, 5th Department of Surgery, Medical School, Aristotle University of Thessaloniki, Hippokratio Hospital, Thessaloniki, Greece. Electronic address:

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Background: While SBRT to NSBM has become common, particularly in the oligometastatic population, the approach to treating non-spine bone metastases (NSBM) with stereotactic body radiotherapy (SBRT) varies widely across institutions and clinical trial protocols. We present a comprehensive systematic review of the literatures to inform practice recommendations on behalf of the International Stereotactic Radiosurgery Society (ISRS).

Methods: A systematic literature review was conducted in accordance with the Preferred Reporting Items for Systematic Reviews and Meta-Analyses (PRISMA) guidelines.

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Adenomyosis is characterized by abnormal uterine bleeding, dysmenorrhea and subfertility. Increased expression of angiogenesis markers in adenomyosis presents a treatment opportunity and was studied in an adenomyosis mouse model. Mice were administered tamoxifen (1 mg/kg) on neonatal days 2-5.

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Oncolytic adenoviruses derived from human serotype 5 (Ad5) are being developed to treat cancer. Treatment efficacy could be affected by pre-existing or induced neutralizing antibodies (NAbs), in particular in repeat administration strategies. Several oncolytic adenoviruses that are currently in clinical development have modified fiber proteins to increase their infectivity.

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Background: Transgender and gender diverse (TGD) people seek gender-affirming care at any age to manage gender identities or expressions that differ from their birth gender. Gender-affirming hormone treatment (GAHT) and gender-affirming surgery may alter reproductive function and/or anatomy, limiting future reproductive options to varying degrees, if individuals desire to either give birth or become a biological parent.

Objective And Rationale: TGD people increasingly pursue help for their reproductive questions, including fertility, fertility preservation, active desire for children, and future options.

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Root-cause analysis of mortality after pancreatic resection in a nationwide cohort.

HPB (Oxford)

December 2024

Depts. of Surgery, Regional Academic Cancer Center Utrecht, St. Antonius Hospital Nieuwegein, University Medical Center Utrecht, the Netherlands. Electronic address:

Background: This study evaluates leading causes of in-hospital mortality after pancreatic resection nationwide to determine areas for improvement.

Methods: This observational cohort study included all in-hospital mortality after pancreatic resection in the Netherlands (2014-2019). Each fatality was considered to be caused by local complications (i.

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Introduction: Immune response dysregulation has been implicated in the development of intensive care unit (ICU)-acquired pneumonia. We aimed to determine differences in the longitudinal blood transcriptional response between patients who develop ICU-acquired pneumonia (cases) and those who do not (controls).

Methods: We performed a case-cohort study in mechanically ventilated trauma and surgery patients with ICU stays >2 days, enrolled in 30 hospitals across Europe.

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The lncRNA DSCR9 is modulated in pulmonary arterial hypertension endothelial cell models and is associated with alterations in the nitric oxide pathway.

Vascul Pharmacol

January 2025

Department of Internal Medicine, University of Genova, Genova, Italy; IRCCS Ospedale Policlinico San Martino, Genova, Italy. Electronic address:

Long non-coding RNA (lncRNA) may be involved in dysfunction of pulmonary artery endothelial cells (PAEC) and, thus, in pulmonary arterial hypertension (PAH) pathobiology. We screened the RNA expression profile of commercial human PAEC (hPAEC) exposed to increased hydrostatic pressure, and found that the lncRNA Down syndrome critical region 9 (DSCR9) was the most regulated transcript (log2FC 1.89 vs control).

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Since the adoption of neoadjuvant chemoradiation and total mesorectal excision as the standard in rectal cancer care, there has been marked improvement in the local recurrence rates. In this context, restaging magnetic resonance imaging (MRI) plays a key role in the assessment of tumor response, occasionally enabling organ-sparing approaches. However, the role of restaging MRI in evaluating lateral lymph nodes remains limited.

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Despite known gender/sex differences in the prevalence of posttraumatic stress disorder (PTSD), potential differences in the associations among PTSD symptoms between men and women in the early post-trauma period are not well-characterized. This study utilized network analysis to assess potential differences in the associations among PTSD symptom clusters between men and women during the early post-trauma period. We included  = 475 participants (57.

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Traumatic brain injury is widely viewed as a risk factor for dementia, but the biological mechanisms underlying this association are still unclear. In previous studies, traumatic brain injury has been associated with the hallmark pathologies of Alzheimer's disease, i.e.

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Purpose: In prostate cancer patients, high radiation doses to the urethra have been associated with an increased risk of severe genitourinary toxicity following dose-escalated radiotherapy. Urethra-sparing techniques have emerged as a promising approach to reduce urinary toxicity. This international survey aims to evaluate current global practices in urethra-sparing and explore future directions for the implementation of this technique in external beam radiotherapy (EBRT) for prostate cancer.

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Context: The aim of this scoping review was to provide an overview of recent studies in peer reviewed journals investigating self-reported motivations to have an abortion or to continue an unwanted pregnancy in different countries and settings, including both qualitative and quantitative results.

Methods: We searched for English language publications published between 2008 and 2023 indexed in four scientific databases. We included studies if they captured people's own motivations for abortion and/ or for continuing an unwanted pregnancy.

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SIRE: Scale-invariant, rotation-equivariant estimation of artery orientations using graph neural networks.

Med Image Anal

January 2025

Department of Applied Mathematics, Technical Medical Centre, University of Twente, Drienerlolaan 5, 7522 NB Enschede, The Netherlands.

The orientation of a blood vessel as visualized in 3D medical images is an important descriptor of its geometry that can be used for centerline extraction and subsequent segmentation, labeling, and visualization. Blood vessels appear at multiple scales and levels of tortuosity, and determining the exact orientation of a vessel is a challenging problem. Recent works have used 3D convolutional neural networks (CNNs) for this purpose, but CNNs are sensitive to variations in vessel size and orientation.

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Megalithism has been repetitively tied to specialised herding economies in Iberia, particularly in the mountainous areas of the Basque Country. Legaire Sur, in the uplands of Álava region, is a recently excavated passage tomb (megalithic monument) that held a minimum number of 25 individuals. This study analysed the carbon, nitrogen, oxygen, and strontium isotope ratios of 18 individuals, in a multi-tissue sampling study (successional tooth enamel sampling, incremental dentine sampling, and bulk bone collagen sampling).

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Cerebral Microbleeds and Amyloid Pathology Estimates From the Amyloid Biomarker Study.

JAMA Netw Open

January 2025

Alzheimer Center Limburg, Department of Psychiatry and Neuropsychology, School for Mental Health and Neuroscience, Maastricht University, Maastricht, the Netherlands.

Importance: Baseline cerebral microbleeds (CMBs) and APOE ε4 allele copy number are important risk factors for amyloid-related imaging abnormalities in patients with Alzheimer disease (AD) receiving therapies to lower amyloid-β plaque levels.

Objective: To provide prevalence estimates of any, no more than 4, or fewer than 2 CMBs in association with amyloid status, APOE ε4 copy number, and age.

Design, Setting, And Participants: This cross-sectional study used data included in the Amyloid Biomarker Study data pooling initiative (January 1, 2012, to the present [data collection is ongoing]).

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Depressive Symptoms and Amyloid Pathology.

JAMA Psychiatry

January 2025

Department of Psychiatry and Neurochemistry, Institute of Neuroscience and Physiology, Sahlgrenska Academy at the University of Gothenburg, Mölndal, Sweden.

Importance: Depressive symptoms are associated with cognitive decline in older individuals. Uncertainty about underlying mechanisms hampers diagnostic and therapeutic efforts. This large-scale study aimed to elucidate the association between depressive symptoms and amyloid pathology.

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Purpose: Infective endocarditis (IE) can be complicated by vertebral osteomyelitis (VO). This study investigates risk factors associated with VO in patients with infective endocarditis, and 6-month mortality and relapse rates in patients with IE and concomitant VO.

Methods: We performed a observational study in two hospitals between September 2016 and October 2022.

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Background: Patients with painful chronic pancreatitis combined with a dilated main pancreatic duct and a normal size pancreatic head are treated according to guidelines by lateral pancreaticojejunostomy (LPJ). This systematic review compared outcomes of minimally invasive LPJ and open LPJ.

Methods: From 1 January 2000 until 13 November 2023, series reporting on minimally invasive LPJ and open LPJ in patients with symptomatic chronic pancreatitis were included.

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Objectives: To explore interrelations between cognitive, physical, affective, and daily functioning, quality of life and white matter hyperintensities (WMH) in a geriatric memory clinic sample.

Method: Participants received brain imaging, comprehensive geriatric assessment and neuropsychological evaluation including measurements of cognitive, physical, affective, and daily functioning and health-related quality of life. Data was analyzed using multiple linear regressions and network analysis using (moderated) mixed graphical models.

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The interplay between mitochondrial DNA genotypes, female infertility, ovarian response, and mutagenesis in oocytes.

Hum Reprod Open

December 2024

Vrije Universiteit Brussel (VUB), Brussels Health Campus/Faculty of Medicine and Pharmacy, Research Group Genetics, Reproduction and Development , Laarbeeklaan 103, 1090 Brussels, Belgium.

Study Question: Is there an association between different mitochondrial DNA (mtDNA) genotypes and female infertility or ovarian response, and is the appearance of variants in the oocytes favored by medically assisted reproduction (MAR) techniques?

Summary Answer: Ovarian response was negatively associated with global non-synonymous protein-coding homoplasmic variants but positively associated with haplogroup K; the number of oocytes retrieved in a cycle correlates with the number of heteroplasmic variants in the oocytes, principally with variants located in the hypervariable (HV) region and rRNA loci, as well as non-synonymous protein-coding variants.

What Is Known Already: Several genes have been shown to be positively associated with infertility, and there is growing concern that MAR may facilitate the transmission of these harmful variants to offspring, thereby passing on infertility. The potential role of mtDNA variants in these two perspectives remains poorly understood.

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Ideal outcome after pancreatic resection for neuroendocrine tumors: a nationwide study.

HPB (Oxford)

January 2025

Amsterdam UMC, Location University of Amsterdam, Department of Surgery, Amsterdam, the Netherlands; Cancer Center Amsterdam, Amsterdam, the Netherlands; Amsterdam Center for Endocrine and Neuroendocrine Tumors (ACcENT), Amsterdam, the Netherlands. Electronic address:

Background: Pancreatic resections for pancreatic neuroendocrine tumors (pNET) may experience a higher complication rate than for pancreatic ductal adenocarcinoma (PDAC). This study aimed to determine the rate of the novel composite "Ideal Outcome" measure after resection for pNET, using PDAC as reference.

Methods: This observational cohort study included all consecutive patients after pancreatic resection for pNET and PDAC using the nationwide Dutch Pancreatic Cancer Audit (2014-2021).

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Machine learning models for neurocognitive outcome prediction in preterm born infants.

Pediatr Res

January 2025

Emma Children's Hospital Amsterdam UMC, location University of Amsterdam, Follow-Me program & Emma Neuroscience group, Meibergdreef 9, Amsterdam, The Netherlands.

Background: Outcome prediction after preterm birth is important for long-term neonatal care, but has proven notoriously challenging for neurocognitive outcome. This study investigated the potential of machine learning to improve neurocognitive outcome prediction at two and five years of corrected age in preterm infants, using readily available predictors from the neonatal setting.

Methods: Predictors originating from the antenatal and neonatal period of preterm infants born <30 weeks gestation were used to predict adverse neurocognitive outcome on the Bayley Scale and Wechsler Preschool and Primary Scale of Intelligence.

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Objective: Several European and American guidelines recommend to perform an additional hysterectomy in patients with cervical adenocarcinoma in situ (AIS), who initially received conservative treatment and who completed childbearing during follow-up. This study aimed to evaluate cost-effectiveness of performing an additional hysterectomy in comparison to expectative management.

Methods: This post-hoc analysis was based on a retrospective cohort of patients diagnosed with AIS, who were conservatively treated by a radical (i.

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