Publications by authors named "Boerje J Ljungberg"

Introduction: There are several options for receiving acute care besides emergency departments (ED), such as primary care physician (PCP) offices, urgent care centers (UCC), and telehealth services. It is unknown whether these alternative modes of care have decreased the number of ED visits for patients or whether they are considered before visiting the ED. A comprehensive study considering all potential methods of care is needed to address the evolving landscape of healthcare.

View Article and Find Full Text PDF

The lung is a vital organ that undergoes extensive morphological and functional changes during postnatal development. To disambiguate how different cell populations contribute to organ development, we performed proteomic and transcriptomic analyses of four sorted cell populations from the lung of human subjects aged 0 to 8 years-old with a focus on early life. The cell populations analyzed included epithelial, endothelial, mesenchymal, and immune cells.

View Article and Find Full Text PDF

Objective: To assess the safety and diagnostic accuracy of renal tumour biopsy (RTB) in patients with small renal masses (SRM) and to assess if RTB prevents overtreatment in patients with benign SRM.

Material And Methods: In a retrospective, single-centre study from Västmanland, Sweden, 195 adult patients (69 women and 126 men) with SRM ≤ 4 cm who had undergone RTB during 2010-2023 were included. The median age was 70 years (range 23-89).

View Article and Find Full Text PDF

Laminins are essential components of the basement membranes, expressed in a tissue- and cell-specific manner under physiological conditions. During inflammatory circumstances, such as atherosclerosis, alterations in laminin composition within vessels have been observed. Our study aimed to assess the influence of tumor necrosis factor-alpha (TNF), a proinflammatory cytokine abundantly found in atherosclerotic lesions, on endothelial laminin gene expression and the effects of laminin-332 (LN332) on endothelial cells' behavior.

View Article and Find Full Text PDF
Article Synopsis
  • The study aimed to explore sex differences in the prevalence of imaging-detected atherosclerosis in men and women, revealing that men are more likely to experience cardiovascular issues such as myocardial infarction.
  • Participants aged 50-65 from the SCAPIS study underwent advanced imaging, finding significantly higher rates of coronary and carotid atherosclerosis in men compared to women (e.g., 56.2% vs. 29.5% for coronary atherosclerosis).
  • Even after adjusting for factors like hypertension and diabetes, these sex differences in atherosclerosis prevalence persisted, indicating a greater cardiovascular risk for men, with older women showing comparable rates to younger men.
View Article and Find Full Text PDF

Purpose: To examine associations between ablative therapy (AT) and partial nephrectomy (PN) and the occurrence of local recurrence (LR), distant metastatic recurrence (DMR) and all-cause mortality in a nation-wide real-world population-based cohort of patients with nonmetastatic renal cell carcinoma (nmRCC).

Methods: Data on 2751 AT- or PN-treated nmRCC tumours diagnosed during 2005-2018, representing 2701 unique patients, were obtained from the National Swedish Kidney Cancer Register. Time to LR/DMR or death with/without LR/DMR was analysed using Cox regression models.

View Article and Find Full Text PDF

Measures of physical growth, such as weight and height have long been the predominant outcomes for monitoring child health and evaluating interventional outcomes in public health studies, including those that may impact neurodevelopment. While physical growth generally reflects overall health and nutritional status, it lacks sensitivity and specificity to brain growth and developing cognitive skills and abilities. Psychometric tools, e.

View Article and Find Full Text PDF
Article Synopsis
  • A parallel-hole collimator is used in a special camera system to only let through certain tiny particles (photons) from radioactive sources, helping to figure out where they come from.
  • The study looked at using tungsten alloys instead of the usual lead material for the collimator to see if they were better.
  • Tests showed that tungsten and its alloys gave clearer images and better details than the lead collimators for different radioactive sources.
View Article and Find Full Text PDF

Objective: Several risk factors for end-stage renal disease (ESRD), in patients undergoing surgical treatment for renal cell carcinoma (RCC), have been suggested by others. This study aimed to investigate such risk factors and disclose the effect of developing ESRD, postoperatively, on overall survival. The risk of developing ESRD after RCC diagnosis was also evaluated.

View Article and Find Full Text PDF

Objectives: This study aimed to assess the cellular localization and expression levels of hypoxia-inducible factor (HIF) -α proteins (specifically HIF-1α, HIF-2α, and HIF-3α) that play a role in the hypoxia pathway and to determine their correlation with clinicopathological parameters and patient survival in renal cell carcinoma (RCC).

Materials And Methods: Tissue microarray (TMA) with cores from 150 clear cell RCCs and 31 non-ccRCC samples. HIF-1α, HIF-2α, and HIF-3α antibodies were used for immunohistochemistry (IHC) of TMA to evaluate the cellular localization and expression levels of HIF-α proteins, specifically in relation to the hypoxia pathway.

View Article and Find Full Text PDF

Introduction: The inclusion of Internet Gaming Disorder (IGD) in the fifth revision of the Diagnostic and Statistical Manual of Mental Disorders (DSM-5) by the American Psychiatric Association and Gaming Disorder in the 11th revision of the International Classification of Diseases (ICD-11) by the World Health Organization requires consistent psychological measures for reliable estimates. The current study aimed to investigate the psychometric properties of the Gaming Disorder Test (GDT), the Ten-Item Internet Gaming Disorder Test (IGDT-10), and the Five-Item Gaming Disorder Test (GDT-5) and to compare the WHO and the APA frameworks of gaming disorder symptoms in terms of psychopathological symptoms, life satisfaction, and personality traits.

Methods: A sample of 723 Swedish gamers was recruited (29.

View Article and Find Full Text PDF

Background: Surgical strategy in renal cell carcinoma (RCC) is considered based on the renal function. Partial nephrectomy (PN) preserves kidney function better than radical nephrectomy (RN), lowering risk of chronic kidney disease (CKD). The aim was to evaluate whether renal function and other clinical variables were important for surgical treatment selection.

View Article and Find Full Text PDF
Article Synopsis
  • The study explores the use of stable barium (Ba) sources as substitutes for radioactive iodine (I) in nuclear medicine imaging, aiming to address uncertainties in calibration processes traditionally reliant on liquid radionuclide solutions.* -
  • Researchers created and tested multiple traceable Ba sources within various configurations, conducting quantitative SPECT/CT imaging across several member institutions to compare the effectiveness of Ba versus I.* -
  • Results indicate that, despite initial differences in calibration performance, a specific cross-calibration method allows Ba sources to effectively serve as surrogates for I, showcasing their potential in improving imaging accuracy and efficiency.*
View Article and Find Full Text PDF

Defective LDL-C clearance and hence its elevation in the circulation is an established risk factor for cardiovascular diseases (CVDs) such as myocardial infarction (MI). A soluble LDL-receptor (sLDL-R) has been detected in human plasma which correlates strongly with circulating LDL-C and classical conditions that promote chronic inflammation. However, the mechanistic interplay between sLDL-R, inflammation, and CVDs remains to be investigated.

View Article and Find Full Text PDF

 Collimators have a significant role in image quality and detectability in single-photon emission computed tomography (SPECT) imaging. Using an appropriate alloy that effectively absorbs scattered photons, without induced secondary x-rays, and with proper rigidity and weight may provide an effective approach to the image improvement that conventionally collimators made of lead (Pb).  A Siemens E.

View Article and Find Full Text PDF

Objective: Nationwide register data provide unique opportunities for real-world assessment of complications from different surgical methods. This study aimed to assess incidence of, and predictors for, post-operative complications and to evaluate 90-day mortality  following different surgical procedures and thermal ablation for renal cell carcinoma (RCC).

Material And Methods: All patients undergoing surgical treatment and thermal ablation for RCC in Sweden during 2015-2019 were identified from the National Swedish Kidney Cancer Register.

View Article and Find Full Text PDF

Objectives: Aortic stenosis (AS) is the most prevalent valvular heart disease among adults. The adipocyte-derived hormones, leptin and adiponectin, have profound metabolic actions. We examined whether these adipokines are independently associated with future aortic valve replacement (AVR).

View Article and Find Full Text PDF

Background: The autistic population is growing and ageing and this also applies to the parents. Despite this, research about parental experiences is still relatively scarce. Even though studies show, compared with adults with other disabilities, parents of autistic adolescents and adults report a decrease in well-being and that caregiving is often a lifelong commitment.

View Article and Find Full Text PDF
Article Synopsis
  • The study aims to uncover new genetic factors linked to calcific aortic stenosis (AS) and identify mechanisms through functional and expression data integration.
  • A large genome-wide meta-analysis involving over 653,000 European participants found 17 significant genetic loci associated with AS, with further support for their involvement from independent cohorts.
  • Findings highlight the roles of dyslipidemia, inflammation, calcification, and obesity in AS development, suggesting potential new strategies for treatment and prevention.
View Article and Find Full Text PDF

Prognostic tools are an essential component of the clinical management of patients with renal cell carcinoma (RCC). Although tumour stage and grade can provide important information, they fail to consider patient- and tumour-specific biology. In this study, we set out to find a novel molecular marker of RCC by using hepatocyte nuclear factor 4A (HNF4A), a transcription factor implicated in RCC progression and malignancy, as a blueprint.

View Article and Find Full Text PDF

Purpose: We developed a method of standardizing the heart-to-mediastinal ratio in I-labeled meta-iodobenzylguanidine (MIBG) images using a conversion coefficient derived from a dedicated phantom. This study aimed to create a machine-learning (ML) model to estimate conversion coefficients without using a phantom.

Methods: 210 Monte Carlo (MC) simulations of I-MIBG images to obtain conversion coefficients using collimators that differed in terms of hole diameter, septal thickness, and length.

View Article and Find Full Text PDF

Objective: Patients with clinical T1 renal cell carcinoma (cT1RCC) have risks for recurrence and reduced overall survival despite being in the best prognostic group. This study aimed to evaluate the association of different treatments on disease recurrence and overall survival using clinical and pathological characteristics in a nation-wide cT1RCC cohort.

Materials And Methods: A total of 4,965 patients, registered in the National Swedish Kidney Cancer Register (NSKCR) between 2005 and 2014, with ≥ 5-years follow-up were identified: 3,040 males and 1,925 females, mean age 65 years.

View Article and Find Full Text PDF

Background: End-stage renal disease is associated with a high risk of cardiovascular events. It is unknown, however, whether mild-to-moderate kidney dysfunction is causally related to coronary heart disease (CHD) and stroke.

Methods: Observational analyses were conducted using individual-level data from 4 population data sources (Emerging Risk Factors Collaboration, EPIC-CVD [European Prospective Investigation into Cancer and Nutrition-Cardiovascular Disease Study], Million Veteran Program, and UK Biobank), comprising 648 135 participants with no history of cardiovascular disease or diabetes at baseline, yielding 42 858 and 15 693 incident CHD and stroke events, respectively, during 6.

View Article and Find Full Text PDF