374 results match your criteria: "London Health Science Centre[Affiliation]"

Background And Objective: Given the uncertainty regarding the role of radical nephroureterectomy (RNU) as part of a multimodal treatment strategy for upper tract urothelial carcinoma (UTUC) patients with cN+ disease, we aimed to perform a systematic review and meta-analysis of the corresponding literature.

Methods: Using the Preferred Reporting Items for Systematic Reviews and Meta-analyses guidelines, we identified 17 observational comparative and noncomparative studies, published between January 2000 and September 2024, evaluating UTUC patients with cTanyN+M0 disease (P) who received RNU as part of a multimodal treatment strategy (I), as compared with any treatment strategy if applicable (C), to assess oncological or postoperative outcomes (O). Meta-analyses were further performed, as appropriate.

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IPNA clinical practice recommendations on care of pediatric patients with pre-existing kidney disease during seasonal outbreak of COVID-19.

Pediatr Nephrol

December 2024

Pediatric Nephrology, Dialysis and Transplant Unit, Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico, Milan, Italy.

The coronavirus disease 2019 (COVID-19) pandemic, instigated by the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), has profoundly impacted healthcare infrastructures around the globe. While children are usually asymptomatic or have mild symptoms, children with pre-existing kidney conditions require specialized attention. This pivotal report, championed by the International Pediatric Nephrology Association (IPNA), delivers precise and actionable recommendations tailored for pediatric patients with kidney ailments in this pandemic landscape.

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Hypercoagulation after Hospital Discharge in Acute Severe Ulcerative Colitis: A Prospective Study.

Clin Gastroenterol Hepatol

December 2024

Translational Gastroenterology Unit, Nuffield Department of Medicine, John Radcliffe Hospital, Oxford, UK; Lawson Health Research Institute, London Health Science Centre, London, Ontario, Canada; Department of Epidemiology and Biostatistics, Western University, London, Ontario, Canada. Electronic address:

Background & Aims: Venous thromboembolism is a serious complication during and following hospitalization with acute severe ulcerative colitis (ASUC). We evaluated serial thrombotic profiles of patients with ASUC from the point of hospitalization up to 12 weeks post-discharge and compared these with control patients with quiescent UC.

Methods: Twenty-seven patients with ASUC and 25 control patients with quiescent ulcerative colitis (UC) were recruited.

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Article Synopsis
  • Machine learning, particularly deep learning with convolutional neural networks (CNNs), is being used to detect prostate cancer in tissue slides, but sample type differences affect model accuracy.
  • Research tested whether CNNs trained on one type of sample (biopsy or radical prostatectomy) could effectively analyze the other type, revealing a significant drop in performance across sample types.
  • Results indicated that models performed well on their own sample but poorly on the alternative type, highlighting the need to consider morphological differences in training to improve cancer detection accuracy in clinical settings.*
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Background: The search for rare elements, like mitotic figures, is crucial in pathology. Combining digital pathology with eye-tracking technology allows for the detailed study of how pathologists complete these important tasks.

Objectives: To determine if pathologists have distinct search characteristics in domain- and nondomain-specific tasks.

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Introduction: Anaphylaxis is an acute life-threatening allergy, most commonly provoked by food, venom, or drugs. There is limited data regarding differences in symptomatology between anaphylaxis provoked by different triggers. This study aimed to assess sociodemographic characteristics, clinical symptoms, and management of anaphylaxis, according to triggers in adults.

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Multi-year enzyme expression in patients with mucopolysaccharidosis type VI after liver-directed gene therapy.

Med

November 2024

Department of Translational Medicine, "Federico II" University, 80131 Naples, Italy; Telethon Institute of Genetics and Medicine, 80078 Pozzuoli, Italy; Scuola Superiore Meridionale (SSM, School of Advanced Studies), Genomics and Experimental Medicine Program, University of Naples Federico II, 80138 Naples, Italy. Electronic address:

Background: Mucopolysaccharidosis type VI (MPS VI) is due to a deficiency of the lysosomal enzyme arylsulfatase B (ARSB) that results in multi-organ accumulation of glycosaminoglycans (GAGs). Limitations of current treatments prompted the development of a liver-directed gene therapy clinical trial for MPS VI.

Methods: We report the long-term follow-up of patients with MPS VI who discontinued enzyme replacement therapy (ERT) and received a single intravenous infusion of high-dose (6 × 10 genome copies/kg) recombinant adeno-associated virus serotype 8 (AAV8) vector expressing ARSB under the control of a liver-specific promoter (ClinicalTrials.

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Background: High placebo responses have limited drug development in eosinophilic oesophagitis. The optimal configuration of trial outcomes is uncertain.

Aims: To inform more efficient future trial designs, to characterise clinical, endoscopic and histologic placebo responses in eosinophilic oesophagitis randomised controlled trials (RCTs).

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Crohn's Disease (CD) can affect any part of the gastrointestinal (GI) tract, including the upper GI tract (UGIT). However, the definitions and classifications of upper GI CD (UGICD) vary. We conducted a scoping review to explore how UGIT and UGICD are defined and to assess the heterogeneity of these definitions in published CD guidelines, aiming to inform future initiatives for harmonizing definitions.

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Adverse Events Associated With Endoscopic Retrograde Cholangiopancreatography: Systematic Review and Meta-Analysis.

Gastroenterology

November 2024

Division of Gastroenterology and Hepatology, Department of Medicine, University of Calgary, Calgary, Alberta, Canada; Department of Community Health Sciences, University of Calgary, Calgary, Alberta, Canada. Electronic address:

Background & Aims: Endoscopic retrograde cholangiopancreatography (ERCP)-related adverse events (AEs) are associated with morbidity, mortality, and health care expenditure. We aimed to assess incidences and comparisons of ERCP AEs.

Methods: We included studies performed after 2000 reporting on ERCP AEs from database inception through March 12, 2024.

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Neurodevelopmental disorder with or without autism or seizures (NEDAUS) is a neurodevelopmental disorder characterized by global developmental delay, speech delay, seizures, autistic features, and/or behavior abnormalities. It is caused by CUL3 (Cullin-3 ubiquitin ligase) haploinsufficiency. We collected clinical and molecular data from 26 individuals carrying pathogenic variants and variants of uncertain significance (VUS) in the CUL3 gene, including 20 previously unreported cases.

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Background: There are limited data on the physical effects of androgen deprivation therapy (ADT) for prostate cancer (PC), and on the relationships of such measures of adiposity and strength to cardiovascular outcomes.

Objectives: The primary objective of this study was to evaluate the relationships of measures of adiposity and strength to cardiovascular outcomes (cardiovascular death, myocardial infarction, stroke, heart failure, arterial revascularization, peripheral arterial disease, and venous thromboembolism) in patients with PC. A secondary objective was to characterize the relationships between ADT use and 12-month changes in these physical measures.

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Introduction: Chronic calcific pancreatitis (CCP) is a debilitating inflammatory condition characterized by the accumulation of calcific deposits in the pancreatic tissue, leading to chronic abdominal pain and functional insufficiencies. This study aims to systematically review and meta-analyse comparative studies assessing the efficacy of endotherapy versus surgery in managing CCP-related pain.

Methods: MEDLINE, EMBASE, and Cochrane library (CENTRAL and CDSR), from inception to October 2023, were searched.

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Who gets better after surgery for degenerative cervical myelopathy? A responder analysis from the multicenter Canadian spine outcomes and research network.

Spine J

October 2024

Division of Neurosurgery, Department of Surgery, University of Toronto, 149 College Street, 5th Floor, Toronto, Ontario, M5T 1P5, Canada; Institute of Health Policy Management and Evaluation, University of Toronto, 155 College Street, Suite 425, Toronto, Ontario, M5T 3M6, Canada; Li Ka Shing Knowledge Institute, St. Michael's Hospital, 209 Victoria St, Toronto, Ontario, M5B 1T8, Canada. Electronic address:

Background Context: Degenerative cervical myelopathy (DCM) is the most common cause of acquired nontraumatic spinal cord injury worldwide. Surgery is a common treatment for DCM; however, outcomes often vary across patients.

Purpose: To inform preoperative education and counseling, we performed a responder analysis to identify factors associated with treatment response.

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Objectives: Ureterorenoscopy is seeing a bloom of technological advances, one of which is incorporating suction. The objective of this study is to systematically review existing literature regarding suction use in rigid and flexible ureterorenoscopy and perform meta-analysis of studies comparing suction versus no suction ureteroscopy or mini percutaneous nephrolithotomy (PCNL).

Methods: A literature search was performed (November 2023) in MEDLINE, Embase and Cochrane CENTRAL.

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Background: The history of conflicts in the Middle East has resulted in a high burden of complications from conflict-related wounds like posttraumatic osteomyelitis (PTO). This is particularly challenging to manage in settings like Mosul, Iraq and Gaza, Palestine, where healthcare systems are weakened. In nonconflict settings, PTO caused by (PAPTO) can lead to >20% of treatment failures.

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Mirabegron Versus Placebo and Other Therapeutic Modalities in the Treatment of Patients with Overactive Bladder Syndrome-A Systematic Review.

Eur Urol Focus

September 2024

Department of Urology, University General Hospital of Heraklion, University of Crete, Medical School, Heraklion, Crete, Greece.

Background And Objective: The prevalence of overactive bladder (OAB) increases with age. Mirabegron and other drugs are used for the management of patients with OAB. To evaluate mirabegron versus other treatments for overactive bladder syndrome (OAB).

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Symptomatology and management of peanut anaphylaxis: A cross-sectional study.

Ann Allergy Asthma Immunol

January 2025

Faculty of Medicine and Health Sciences, McGill University, Montreal, Quebec, Canada; Division of Allergy Immunology and Dermatology, Department of Pediatrics, McGill University Health Centre, Montreal, Quebec, Canada.

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Background Context: Healthcare reimbursement is evolving towards a value-based model, entwined and emphasizing patient satisfaction. Factors associated with satisfaction after degenerative cervical myelopathy (DCM) surgery have not been previously established.

Purpose: Our primary objective was to ascertain satisfaction rates and satisfaction predictors at 3 and 12 months following surgical treatment for DCM.

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Study Design: Retrospective cohort study.

Objectives: The impact of delayed access to operative treatment on patient reported outcomes (PROs) for lumbar degenerative conditions remains unclear. The goal of this study is to evaluate the association between wait times for elective lumbar spine surgery and post-operative PROs.

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Introduction: The urinary bladder undergoes morphological and functional changes in patients with symptomatic benign prostatic enlargement (BPE). These detrusor changes reflect chronically increased intravesical pressure as a result of outlet obstruction. This study aims to determine the relationship between the Pre- and Post-op detrusor wall thickness (DWT), international prostate symptom score (IPSS), and duration of lower urinary tract symptoms (LUTS) in patients who had open simple prostatectomy (OSP).

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