14,998 results match your criteria: "Hammersmith Hospital & Imperial College[Affiliation]"

Innate immune response in acute critical illness: a narrative review.

Ann Intensive Care

September 2024

Service de Médecine Intensive Réanimation, CHRU Tours, Tours, France.

Background: Activation of innate immunity is a first line of host defense during acute critical illness (ACI) that aims to contain injury and avoid tissue damages. Aberrant activation of innate immunity may also participate in the occurrence of organ failures during critical illness. This review aims to provide a narrative overview of recent advances in the field of innate immunity in critical illness, and to consider future potential therapeutic strategies.

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Introduction: Nusinersen clinical trials have limited data on adolescents and adults with 5q-associated spinal muscular atrophy (SMA). We conducted a systematic literature review (SLR) and meta-analysis to assess effectiveness of nusinersen in adolescents and adults with SMA in clinical practice.

Methods: Our search included papers published 12/23/2016 through 07/01/2022 with ≥ 5 individuals ≥ 13 years of age and with ≥ 6 months' data on ≥ 1 selected motor function outcomes [Hammersmith Functional Motor Scale-Expanded (HFMSE), Revised Upper Limb Module (RULM), and Six-Minute Walk Test (6MWT)].

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Zibotentan in Microvascular Angina: A Randomized, Placebo-Controlled, Crossover Trial.

Circulation

November 2024

British Heart Foundation Glasgow Cardiovascular Research Centre, School of Cardiovascular and Metabolic Health, University of Glasgow, United Kingdom (A.M., N.S., P.W.M., P.W., C.B.).

Background: Microvascular angina is associated with dysregulation of the endothelin system and impairments in myocardial blood flow, exercise capacity, and health-related quality of life. The G allele of the noncoding single nucleotide polymorphism enhances expression of the endothelin-1 gene () in human vascular cells, potentially increasing circulating concentrations of Endothelin-1 (ET-1). Whether zibotentan, an oral receptor selective antagonist, is efficacious and safe for the treatment of microvascular angina is unknown.

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Transcription factor (TF) binding to DNA is critical to transcription regulation. Although the binding properties of numerous individual TFs are well-documented, a more detailed comprehension of how TFs interact cooperatively with DNA is required. We present COBIND, a novel method based on non-negative matrix factorization (NMF) to identify TF co-binding patterns automatically.

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Correction: Development of a reliable surgical quality assurance tool for gastrectomy in oncological trials.

Gastric Cancer

November 2024

Department of Surgery and Cancer, Imperial College London, 7th Floor Commonwealth Building, Hammersmith Hospital, Du Cane Road, London, W12 0HS, UK.

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Exploring the Influence of Concurrent Nutritional Therapy on Children with Spinal Muscular Atrophy Receiving Nusinersen Treatment.

Children (Basel)

July 2024

Division of Pediatric Gastroenterelogy, Hepatology and Nutrition, Department of Pediatrics, Cerrahpasa Medical Faculty, Istanbul University-Cerrahpasa, Istanbul 34000, Turkey.

Background This study examines spinal muscular atrophy (SMA), a neuromuscular disease associated with malnutrition. Our goals are to assess how effectively screening tools can detect malnutrition and evaluate the impact of nutritional interventions on neurological outcomes, particularly motor functions. Methods Thirty-seven genetically diagnosed SMA patients (types 1, 2, and 3) under nusinersen therapy were included in the study.

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Spinal muscular atrophy (SMA) is a genetic disorder primarily caused by mutations in the SMN1 gene, leading to motor neuron degeneration and muscle atrophy, affecting multiple organ systems. Nusinersen treatment targets gene expression and is expected to enhance the motor function of voluntary muscles in the limbs and trunk. Motor skills can be assessed through specific scales like the Revised Upper Limb Module Scale (RULM) and Hammersmith Functional Motor Scale Expanded (HFMSE).

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Background: The incidence of Pulmonary Hypertension (PH) and Pulmonary Arterial Hypertension (PAH) is believed to be on the rise and is associated with poor outcomes.

Methods: We extracted age-standardized mortality rates (ASMRs) for decedents ≥ 18 years of age from the World Health Organization Mortality Database, using International Classification of Diseases 10th edition codes for PH and PAH, covering the period from 2001 to 2019. The UK and European Union countries with at least 1,000,000 inhabitants and at least 75% of available data points over the study period were included.

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Evaluation of non-invasive biomarkers of kidney allograft rejection in a prospective multicenter unselected cohort study (EU-TRAIN).

Kidney Int

November 2024

Université Paris Cité, INSERM U970, Paris Institute for Transplantation and Organ Regeneration, Paris, France; Department of Kidney Transplantation, Saint-Louis Hospital, Assistance Publique-Hôpitaux de Paris, Paris, France. Electronic address:

Non-invasive biomarkers are promising tools for improving kidney allograft rejection monitoring, but their clinical adoption requires more evidence in specifically designed studies. To address this unmet need, we designed the EU-TRAIN study, a large prospective multicentric unselected cohort funded by the European Commission. Here, we included consecutive adult patients who received a kidney allograft in nine European transplant centers between November 2018 and June 2020.

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Importance of echocardiography in navigating left atrial appendage function, thrombus exclusion and percutaneous closure.

Clin Res Cardiol

August 2024

Cardiology and Cardiothoracic Surgical Department, Imperial College Healthcare Trust, Hammersmith Hospital, 72 Du Cane Road, London, W12 0HS, UK.

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Aim: Intraventricular haemorrhage (IVH) and periventricular leukomalacia (PVL) in preterm infants are associated with an increased risk of long-term neurodevelopmental impairments (NDI) and cerebral palsy (CP). However, little is known about their impact on early neurodevelopmental outcomes despite increasing evidence highlighting the feasibility and importance of early NDI/CP diagnosis. We aimed to determine the early neurodevelopmental outcomes of preterm infants with IVH and PVL.

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Transfusion-induced HLA sensitization in wait-list patients and kidney transplant recipients.

Kidney Int

November 2024

Biomedical Research Centre Haematology Theme, Radcliffe Department of Medicine, University of Oxford, Oxford, UK; NHS Blood and Transplant, John Radcliffe Hospital, Oxford, UK.

Human leukocyte antigen (HLA) sensitization remains an impediment to successful solid organ transplantation, whether it be chances of receiving a transplant offer or subsequent transplant longevity. Current treatments targeting HLA antibodies lack long-term effectiveness; therefore, preventing HLA sensitization should remain a priority in all potential wait-list candidates and transplant recipients. Recent advances in the management of anemia in patients with chronic kidney disease may reduce the need for red cell transfusions.

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Article Synopsis
  • Coronary access (CA) and percutaneous coronary intervention (PCI) can be more difficult after valve-in-valve transcatheter aortic valve replacement (ViV-TAVR), especially with certain valve designs.* -
  • A study found that the ACURATE neo2 valve led to significantly better success rates for both CA (96.7%) and PCI (98.3%) compared to the Evolut PRO+ valve (75% and 85%, respectively).* -
  • The design differences between the valves affected procedural approaches, with ACURATE neo2 allowing for easier access due to a greater valve-to-anatomy distance.*
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Article Synopsis
  • The term atypical hemolytic uremic syndrome (aHUS) originated in the 1970s to differentiate between familial/sporadic cases and typical epidemic cases associated with Shiga toxin.
  • Over time, aHUS has become a broad term for various diseases that don't relate to Shiga toxin, complicating the definition and treatment strategies due to its diverse causes.
  • A group of experts used a consensus-building method called the Delphi approach to discuss and clarify the terminology and issues surrounding aHUS in light of advancements in medical science and targeted therapies.
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Aims: Catheter ablation is the most effective rhythm-control option in patients with atrial fibrillation (AF) and is currently considered an option mainly for improving symptoms. We aimed to assess the impact of catheter ablation on hard clinical outcomes.

Methods And Results: We performed a systematic review of randomized controlled trials (RCTs) comparing catheter ablation vs.

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Article Synopsis
  • - Myocardial revascularization, either through percutaneous coronary intervention (PCI) or coronary artery bypass graft (CABG) surgery, effectively alleviates symptoms and enhances quality of life when paired with guideline-directed medical therapy.
  • - Hybrid coronary revascularization is a combination approach that employs CABG for the left anterior descending artery (LAD) and PCI for other coronary vessels, targeting patients who are not ideal candidates for traditional CABG.
  • - The procedure is best performed in a collaborative setting with a specialized heart team, focusing on complete revascularization, particularly in patients with complex multivessel coronary disease, leveraging advanced drug-eluting stents.
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Background: Hypertrophic cardiomyopathy (HCM) is an inherited cardiac condition affecting ~1 in 500 and exhibits marked genetic heterogeneity. Previously published in 2019, 57 HCM-associated genes were curated providing the first systematic evaluation of gene-disease validity. Here we report work by the ClinGen Hereditary Cardiovascular Disorders Gene Curation Expert Panel (HCVD-GCEP) to reappraise the clinical validity of previously curated and new putative HCM genes.

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To identify pandemic-related behavioral and attitudinal changes in caregivers. A 38-question cross-sectional survey was developed and distributed to English-speaking caregivers accompanying children for dental care in a hospital dental clinic. The questionnaire surveyed caregiver beliefs and behaviors regarding COVID19, whether the pandemic altered their use of medical and dental care or at-home health habits, as well as their attitudes toward medical and dental teams.

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The purpose of this study was to evaluate the environmental impact of travel and anesthetic gas emissions associated with treating early childhood caries at a single institution. Outpatient preventive, treatment, and modeled general anesthesia (GA) cases in children 71 months old and younger were included in this retrospective chart review. The main outcomes were kilograms of carbon dioxide equivalents (kgCO₂e) for travel- and anesthetic gas-related emissions.

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Article Synopsis
  • ERCP is a key procedure for treating common bile duct stones and managing strictures, in addition to serving various diagnostic purposes like brush biopsies.
  • Despite its effectiveness, ERCP carries risks, including complications such as bleeding, which can result from procedural trauma or delayed-onset complications like pseudoaneurysms.
  • The text discusses a specific case where delayed bleeding due to a pseudoaneurysm was successfully treated using interventional radiology-guided embolization after an ERCP.
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What Is This Summary About?: Researchers wanted to study whether the research drug zanidatamab could help people with a type of cancer called biliary tract cancer. In some people, biliary tract cancer cells make extra copies of a gene called HER2 (also called ERBB2). This is known as being HER2-amplified.

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Mind over matter: the microbial mindscapes of psychedelics and the gut-brain axis.

Pharmacol Res

September 2024

Michael Smith Laboratories, University of British Columbia, 2185 East Mall, East Mall, BC V6T 1Z4, Canada; Department of Microbiology and Immunology, University of British Columbia, 2350 Health Sciences Mall, Vancouver, BC V6T 1Z4, Canada; Centre for Blood Research, University of British Columbia, 2350 Health Sciences Mall, Vancouver, BC V6T 1Z4, Canada; The Djavad Mowafaghian Centre for Brain Health, University of British Columbia, 2215 Wesbrook Mall, Vancouver, BC V6T 1Z4, Canada; The Vancouver Prostate Centre, Vancouver General Hospital, 2660 Oak Street, Vancouver, BC V6H 3Z6, Canada; Department of Medical Genetics, University of British Columbia, 2350 Health Sciences Mall, Vancouver, BC V6T 1Z4, Canada; Department of Urologic Sciences, University of British Columbia, Gordon & Leslie Diamond Health Care Centre, Level 6, 2775 Laurel Street, Vancouver, BC V5Z 1M9, Canada. Electronic address:

Psychedelics have emerged as promising therapeutics for several psychiatric disorders. Hypotheses around their mechanisms have revolved around their partial agonism at the serotonin 2 A receptor, leading to enhanced neuroplasticity and brain connectivity changes that underlie positive mindset shifts. However, these accounts fail to recognise that the gut microbiota, acting via the gut-brain axis, may also have a role in mediating the positive effects of psychedelics on behaviour.

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This study aims to assess the neurodevelopmental progress of high-risk infants 2 years post implementation of the Neurodevelopmental Follow-Up Unit (NFU) program at our hospital and explore implementation challenges for insights. Infants were assessed using the Hammersmith Infant Neurological Examination (HINE), The Alberta Infant Motor Scale (AIMS), and Bayley Scales of Infant and Toddler Development, Third Edition (BSID-III). A multidisciplinary team provided comprehensive parent education covering neurologic cues, postural advice, and developmental instructions in accordance with the children's assessment findings.

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Article Synopsis
  • At 12 months, apitegromab showed improved motor function and a favorable safety profile in patients with Type 2 or 3 spinal muscular atrophy (SMA); this study reports on the extended effects after 36 months for nonambulatory patients.
  • In the open-label extension of the study, 35 nonambulatory patients received apitegromab and were evaluated using various assessments, resulting in significant improvements in motor scores and caregiver-reported outcomes over 36 months.
  • The positive effects of apitegromab observed at 12 months were maintained at 36 months, with common side effects including fever, nasopharyngitis, and respiratory infections, but no new safety concerns were identified. *
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