662 results match your criteria: "Children's Hospital Westmead[Affiliation]"

Extreme Heat Stress and Unplanned Hospital Admissions.

Pediatrics

December 2024

Child Population and Translational Health Research, Children's Hospital Westmead Clinical School, Faculty of Medicine and Health, The University of Sydney, Camperdown, New South Wales, Australia.

Objectives: The burden and health impact of heat stress on child hospitalization is limited. This study aims to investigate associations between extreme heat stress exposure based on a Universal Thermal Climate Index (UTCI), emergency department (ED) visits, and ED visits that translate into unplanned hospital admissions.

Methods: This population-based case-crossover study included all ED visits and unplanned hospital admissions among children and adolescents aged 0 to 18 years from New South Wales, Australia, from July 2001 to June 2020.

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Article Synopsis
  • The text discusses the impact of pneumococcal conjugate vaccines (PCVs), specifically PCV10 and PCV13, on invasive pneumococcal disease (IPD) globally, highlighting how these vaccines have reduced the prevalence of disease caused by vaccine-type serotypes after extensive use.
  • It describes the methodology of data collection from various surveillance sites, which aimed to evaluate IPD cases that occurred five years after the vaccines were implemented, focusing on different age groups for analysis.
  • Findings indicate significant differences in serotype distribution between PCV10 and PCV13 sites; notably, certain serotypes, such as 19A and serotype 3, were prevalent in specific age groups, signaling ongoing challenges in controlling
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Background: Pneumococcal conjugate vaccines (PCVs) that are ten-valent (PCV10) and 13-valent (PCV13) became available in 2010. We evaluated their global impact on invasive pneumococcal disease (IPD) incidence in all ages.

Methods: Serotype-specific IPD cases and population denominators were obtained directly from surveillance sites using PCV10 or PCV13 in their national immunisation programmes and with a primary series uptake of at least 50%.

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AI technology to support adaptive functioning in neurodevelopmental conditions in everyday environments: a systematic review.

NPJ Digit Med

December 2024

Clinic for Autism and Neurodevelopment (CAN) Research, Brain and Mind Centre, Children's Hospital Westmead Clinical School, Faculty of Medicine and Health, University of Sydney, Sydney, NSW, Australia.

Supports for adaptive functioning in individuals with neurodevelopmental conditions (NDCs) is of umost importance to long-term outcomes. Artificial intelligence (AI)-assistive technologies has enormous potential to offer efficient, cost-effective, and personalized solutions to address these challenges, particularly in everday environments. This systematic review examines the existing evidence for using AI-assistive technologies to support adaptive functioning in people with NDCs in everyday settings.

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Biallelic variants in GTF3C3 result in an autosomal recessive disorder with intellectual disability.

Genet Med

November 2024

School of Health, University of the Sunshine Coast, Maroochydore, QLD, Australia; National PTSD Research Centre, Thompson Institute, Birtinya, QLD, Australia. Electronic address:

Article Synopsis
  • This study identifies a new type of autosomal recessive intellectual disability linked to genetic variants in the GTF3C3 gene, which is essential for proper RNA polymerase III activity.
  • Researchers employed various methods, including exome sequencing and Drosophila models, to analyze the effects of GTF3C3 variants found in twelve affected individuals from seven families.
  • The results showed that the variants lead to significant functional losses in the gene, correlating with symptoms like intellectual disability, motor issues, seizures, and brain structure abnormalities.
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Aim: Abnormal thyroid function tests (TFTs) are found in a wide range of settings in hospitalised infants. This retrospective descriptive study reviewed management decisions and outcomes of these infants, identifying factors influencing clinicians' decision to treat with thyroxine.

Methods: Data were collected for all infants referred to the on-call endocrinology service at a tertiary Australian centre for thyroid dysfunction between 1 July 2019 and 30 June 2021.

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Evaluation of ultra-low-dose CT with tin filter for craniosynostosis.

J Med Imaging Radiat Oncol

November 2024

Department of Radiology, Children's Hospital Westmead, Sydney, New South Wales, Australia.

Introduction: CT has replaced skull radiography as the gold standard for assessment of craniosynostosis in children. To minimise the risks of ionising radiation in this radiosensitive population, low-dose CT protocols are increasingly being adopted. This study evaluates the effectiveness of an ultra-low-dose CT protocol with a tin filter in reducing radiation exposure whilst maintaining diagnostic quality for craniosynostosis, and its utility in the evaluation of other findings not appreciable on skull radiography.

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Objectives: Considerable variation and little objective evidence exists to guide the use of supplemental oxygen therapy in infants with neonatal chronic lung disease (nCLD) after hospital discharge. We developed a new policy utilizing regular oximetry downloads to help determine commencement and titration of low flow oxygen. The aim of this policy is to improve safety and uniformity in practice and potentially lead to improvements in outcomes including the number of infants being discharged on home oxygen therapy (HOT) and length of stay (LOS).

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Introduction: Inequitable access to health care based on demographic factors such as ethnicity, socioeconomic status and geographical location has been consistently found in children with chronic kidney disease (CKD). However, little is known about the perspectives of caregivers on accessing health care. We described caregivers' perspectives on accessing health care for children with CKD from socioeconomically disadvantaged backgrounds and/or rural or remote areas.

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  • The management of blunt splenic trauma differs between children and adults, influenced by guidelines from organizations like the APSA and WTA, particularly regarding treatment methods like splenectomy and angioembolization.* -
  • A comparison of the 2023 guidelines revealed that while initial resuscitation is standard, the management strategies diverge: adults' care is guided by both CT findings and hemodynamic status, while children's care relies solely on hemodynamics.* -
  • Differences in ICU admission, follow-up protocols, and thromoprophylaxis use highlight the distinct approaches for each age group, suggesting a need for unified guidelines that cater to the specific needs of both children and adults.*
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Cerebral palsy as a childhood-onset neurological disorder caused by both genetic and environmental factors.

Semin Fetal Neonatal Med

November 2024

Neurogenetics Research Program, Adelaide Medical School, University of Adelaide, Adelaide, Australia; Australian Collaborative Cerebral Palsy Research Group, Robinson Research Institute, University of Adelaide, Adelaide, Australia.

Cerebral palsy (CP) is a clinical term used to describe a spectrum of movement and posture disorders resulting from non-progressive disturbances in the developing fetal brain. The clinical diagnosis of CP does not include pathological or aetiological defining features, therefore both genetic and environmental causal pathways are encompassed under the CP diagnostic umbrella. In this review, we explore several genetic causal pathways, including both monogenic and polygenic risks, and present evidence supporting the multifactorial contributions to CP.

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Objective: Parents and caregivers of children with neurological conditions express interest in new and developing treatments and trials; however, they have limited knowledge of, and access to, reliable information. This study aims to empower and equip decision-making and support communication in the application of advanced neurotherapeutics and personalised medicine, covering gene therapy, stem cell therapy, neurostimulation and neuroimmunotherapies.

Design: A suite of online psychoeducational resources has been created and evaluated to establish implementation success.

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Attention and executive delays in early childhood: a meta-analysis of neurodevelopmental conditions.

Mol Psychiatry

November 2024

Clinic for Autism and Neurodevelopmental (CAN) research, Brain and Mind Centre, Children's Hospital Westmead Clinical School, Faculty of Medicine and Health, University of Sydney, Camperdown, Australia.

The objective of this review was to evaluate attention and executive function performance in children with neurodevelopmental conditions across the first 5 years of life, compared to neurotypical peers. MEDLINE, EMBASE, and PsycINFO databases were searched until June 30, 2023, and studies comparing attention or executive function between children with (or at risk for) neurodevelopmental conditions and neurotypical (or low risk) peers, 0 to 5 years old, were included. Of the 4338 studies identified, 111 studies with 12292 participants were included in the meta-analysis.

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Travel-associated illness in children in pre-pandemic Western Sydney, 2018-2020.

Public Health Res Pract

October 2024

Children's Hospital Westmead Clinical School, The University of Sydney, NSW, Australia; Department of Infectious Diseases and Microbiology, The Children's Hospital at Westmead, Sydney, NSW, Australia.

Unlabelled: Objectives and importance of study: Australian children frequently travel overseas, but little is known about their travel-related morbidity. We aimed to describe the spectrum of illness and injury in returned travellers presenting to the largest paediatric referral centre in NSW, the Children's Hospital at Westmead (CHW).

Study Type: Observational cohort study.

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Executive function in children with neurodevelopmental conditions: a systematic review and meta-analysis.

Nat Hum Behav

December 2024

Clinic for Autism and Neurodevelopment (CAN) Research, Brain and Mind Centre, Children's Hospital Westmead Clinical School, Faculty of Medicine and Health, University of Sydney, Sydney, Australia.

Executive function (EF) delays are well documented in paediatric neurodevelopmental conditions (NDCs). There is no consensus about whether EF delay represents a transdiagnostic feature of NDCs. This systematic review and meta-analysis synthesized 180 studies reporting two or more NDC comparisons on EF, examined differences between NDCs, and the moderating effects of gender, age, publication year, DSM editions and assessment types.

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Metabolic outcomes in women 6 months and 2 years after preeclampsia versus normotensive pregnancy: A P4 study.

Clin Obes

October 2024

Discipline of Women's Health, UNSW Medicine and Health, UNSW Sydney, Sydney, New South Wales, Australia.

Preeclampsia is associated with an increased risk of long-term cardiometabolic disease; however, little is known regarding metabolic factors in the early postpartum years potentially contributing to these health disparities. This study aimed to compare body composition, serum biochemical parameters, energy balance and diet 6 months and 2 years after normotensive pregnancy versus preeclampsia. This is the longitudinal metabolic sub-study of the Postpartum Physiology, Psychology and Paediatric cohort study.

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Article Synopsis
  • * Researchers reviewed 2226 studies and included 46 that examined various pathways leading to ED, primarily highlighting that negative emotions, obsession with weight/shape, and experiences of weight stigma played significant roles in this development.
  • * The findings suggest that the roots of ED in people with overweight and obesity are complex and involve over 18 different factors, emphasizing the need for more research, particularly in underrepresented groups such as boys and diverse populations, to enhance early intervention strategies.
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Article Synopsis
  • ARID1A and ARID1B duplications are linked to Coffin-Siris syndrome, but ARID1B duplications have not been previously associated with a specific clinical phenotype until now.
  • A study analyzed 16 cases of ARID1A and 13 cases of ARID1B duplications, revealing that ARID1A duplications resulted in more severe symptoms, including intellectual disabilities and growth delays, while both groups displayed similar features.
  • The research identified unique DNA methylation patterns in ARID1A duplication patients, which differ from those with loss-of-function variants, suggesting the presence of a distinct clinical phenotype for both ARID1A and ARID1B duplications, indicating a new type of
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Parent-young person lived experience of sensory dysregulation in children with tic disorders: a qualitative study.

Disabil Rehabil

September 2024

The Sydney Children's Hospitals Network, Sydney, Australia and School of Health Sciences, Faculty of Medicine and Health, The University of Sydney, Sydney, Australia.

Purpose: To understand the breadth of sensory dysregulation on participation in daily tasks for young people with tic disorders, as research identified that sensory dysregulation experiences are broader than the symptoms being assessed.

Methods: Eighteen semi-structured interviews were conducted with 16 families with children (5-16 years) with tic disorders. Interviews ranged from 45 to 120 min and were transcribed verbatim.

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Germline mutations in a G protein identify signaling cross-talk in T cells.

Science

September 2024

Human Immunological Diseases Section, Laboratory of Clinical Immunology and Microbiology, Division of Intramural Research (DIR), National Institute of Allergy and Infectious Diseases (NIAID), National Institutes of Health (NIH), Bethesda, MD, USA.

Article Synopsis
  • Researchers studied mutations in a gene that affects a key protein involved in cell signaling, which is linked to severe health issues like impaired immunity in patients.
  • The mutations were found to disrupt normal cell behavior by promoting excessive cell growth and responses to immune signals, specifically T cell receptor stimulation.
  • The mutant protein was shown to interfere with a regulatory protein, leading to heightened activity of important signaling pathways that contribute to cell growth and survival.
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Background: Following reduction of public health and social measures concurrent with SARS-CoV-2 Omicron emergence in late 2021 in Australia, COVID-19 case notification rates rose rapidly. As rates of direct viral testing and reporting dropped, true infection rates were most likely to be underestimated.

Objective: To better understand infection rates and immunity in this population, we aimed to estimate SARS-CoV-2 seroprevalence in Australians aged 0-19 years.

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Background: The Trial Remifentanil DEXmedetomidine (TREX) trial aimed to determine whether, in children less than 2 yr old, low-dose sevoflurane/dexmedetomidine/remifentanil anesthesia is superior to standard-dose sevoflurane anesthesia in terms of global cognitive function at 3 yr of age. The aim of the current secondary analyses was to compare incidence of intraoperative hypotension and bradycardia, postoperative pain, time to recovery, need for treatment of intraoperative hypotension and bradycardia, incidence of light anesthesia and need for treatment, need for postoperative pain medications, and morbidity and mortality outcomes at 5 days between the two arms.

Methods: This phase III randomized active controlled, parallel group, assessor blinded, multicenter, superiority trial was performed in 20 centers in Australia, Italy, and the United States.

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HLA donor specific antibodies (DSA) are implicated in antibody-mediated rejection (AMR), graft dysfunction and failure in kidney transplant (KT) recipients. Non-HLA antibodies including angiotensin II type 1 receptor (AT1R) may also play a role in AMR, impact graft function and survival. Data is limited in paediatric KT cohorts.

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A growing number of genes have been identified in individuals with cerebral palsy (CP); however, many of these studies have poor compliance with the cerebral palsy clinical description. This systematic review aimed to assess the quality of the cerebral palsy clinical description/phenotype in cerebral palsy genetic studies published between 2010 and 2024 and report clinically relevant genes based on the quality of the cerebral palsy phenotype. An expert panel developed 6 criteria to review the reported cerebral palsy phenotype/description for each included study.

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This study aimed to increase our understanding of cardiac activity abnormalities in Prader-Willi Syndrome (PWS) and the relationship between cardiac activity, PWS behaviours thought to be associated with cardiac vagal tone and endogenous oxytocin and vasopressin levels. We compared cardiac activity (respiratory sinus arrhythmia (RSA), low-frequency heart rate variability (LF-HRV), heart period) in 30 adolescents and adults with PWS to 30 typically developing age-matched controls. RSA, LF-HRV, and heart period were lower in individuals with PWS than in the control group.

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