34,508 results match your criteria: "Guy's & St Thomas' Hospital NHS Trust[Affiliation]"

Concordance and Accuracy of Pressure Wire-Derived Indices in Left Main Coronary Artery Disease.

JACC Cardiovasc Interv

December 2024

British Heart Foundation Centre of Research Excellence at the School of Cardiovascular Medicine and Sciences, King's College London, United Kingdom; Guy's and St Thomas' NHS Foundation Trust, London, United Kingdom. Electronic address:

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: Cervical mesonephric adenocarcinomas (MNACs) are among the rarest neoplasms of the female genital tract. Unlike the majority of cervical cancers, which are predominantly squamous in origin and strongly associated with HPV seropositivity, MNACs are distinct in both histology and pathophysiology. Despite their unique characteristics, MNACs have historically been managed in parallel with squamous cell carcinomas, resulting in a lack of optimised, evidence-based treatment protocols.

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: Significant intraoperative and postoperative blood loss are rare but possibly life-threatening complications after lung resection surgery either during open or minimally invasive procedures. Microporous Polysaccharide Haemospheres (ARISTA™AH) have demonstrated time-efficient haemostasis, lower postoperative blood volumes and a lower blood transfusion requirement, without any identified adverse events across other specialities. The primary aim of our study was to evaluate the impact of ARISTA™AH on short-term postoperative outcomes in thoracic surgery.

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Recent Advances and Future Directions in Extracorporeal Carbon Dioxide Removal.

J Clin Med

December 2024

Department of Adult Critical Care, Guy's and St Thomas' NHS Foundation Trust, King's Health Partners, London SE1 9RT, UK.

Extracorporeal carbon dioxide removal (ECCOR) is an emerging technique designed to reduce carbon dioxide (CO) levels in venous blood while enabling lung-protective ventilation or alleviating the work of breathing. Unlike high-flow extracorporeal membrane oxygenation (ECMO), ECCOR operates at lower blood flows (0.4-1.

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Although grade is a well-recognised prognostic factor for endometrioid endometrial cancer (EEC), in more studies grade 1 (G1) and grade 2 (G2) EEC are combined and compared together with grade 3 (G3) tumours. The aim of our study is to separately investigate the outcomes, prognostic factors and recurrence patterns of G2 EEC and whether the differentiation between G1 and G2 EEC is clinically useful. we retrospectively reviewed 523 patients with EEC treated with primary surgery over a decade (March 2010-January 2020) at Oxford University Hospitals NHS Trust, focusing on those with G2 disease.

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: Robot-assisted radical prostatectomy (RARP) for the treatment of prostate cancer (PCa) has been standardized over the last 20 years. At our institution, only n = 3 rob arms are used for RARP. In addition, n = 2, 12 mm lap trocars are placed for the bedside assistant symmetrically at the midclavicular lines, which allows for direct pelvic triangulation and greater involvement of the assisting surgeon.

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The International System for Serous Fluid Cytopathology (TIS) survey in preparation for TIS 2.0.

J Am Soc Cytopathol

December 2024

Department of Cellular Pathology, Guy's & St. Thomas' NHS Foundation Trust, London, UK.

Introduction: The International System for Serous Fluid Cytopathology (TIS) has gained acceptance and has led to literature validating original concepts and suggesting refinements. In preparation for the second edition of TIS, editors generated a survey to solicit experience with and opinions about TIS.

Materials And Methods: An online survey available from March 8 to June 15, 2024, included 56 questions, offered in 7 languages, related to the practice of serous fluid cytopathology.

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Maternal autoimmune systemic connective tissue disease and vasculitis and electrocardiographic findings in the offspring.

J Autoimmun

January 2025

Department of Cardiology, The Heart Centre, Copenhagen University Hospital, Rigshospitalet, Copenhagen, Denmark; Department of Cardiology, Copenhagen University Hospital, Herlev-Gentofte Hospital, Copenhagen, Denmark.

Introduction: Maternal autoimmune systemic connective tissue diseases (CTDs) and their related antibodies have been associated with adverse fetal outcomes, including complete heart block. In this study, we assessed the association between maternal CTD or vasculitis and neonatal electrocardiographic (ECG) parameters.

Methods: Our study population was drawn from the Copenhagen Baby Heart Study (CBHS), a prospective, population-based cohort study open to all neonates born in the Copenhagen area.

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A variety of medical specialities undertake percutaneous drainage but understanding of device performance outside radiology is often limited. Furthermore, the current catheter sizing using the "French" measurement of outer diameter is unhelpful; it does not reflect the internal diameter and gives no information on flow rate. To illustrate this and to improve catheter selection, notably for chest drainage, we assessed the variation of drain performance under standardised conditions.

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Background: The current management of psoriasis does not differentiate between young and old patients in selecting the safest and/or most effective biologic.

Objectives: To explore the effect of age at treatment initiation in response to biologics in patients with moderate-to-severe psoriasis in the UK and Eire.

Methods: Data from patients registering to the British Association of Dermatologists Biologics and Immunomodulators Register (BADBIR) from 2007-2024 on first course of Tumour Necrosis Factor (TNF), interleukin (IL) 12/13, IL-17 and IL-23 inhibitors (i) with at least 6 months' follow-up were included.

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Background: In African populations, estimated glomerular filtration rate by cystatin C (eGFRcys) is better aligned with gold-standard GFR measurements than eGFR by creatinine (eGFRcr). Moreover, eGFRcys is unaffected by the effects of antiretroviral therapy (ART) on tubular secretion and may thus provide better estimates of GFR in people with HIV on ART.

Setting: Observational cohort study of people of African ancestry living with suppressed HIV RNA on ART in London, United Kingdom.

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Impact of cardiovascular magnetic resonance in single ventricle physiology: a narrative review.

Cardiovasc Diagn Ther

December 2024

Department of Pediatric Cardiology, Royal Brompton Hospital, Guy's and St Thomas' NHS Foundation Trust, London, UK.

Background And Objective: Cardiovascular magnetic resonance (CMR) is a routine cross-sectional imaging modality in adults with congenital heart disease. Developing CMR techniques and the knowledge that CMR is well suited to assess long-term complications and to provide prognostic information for single ventricle (SV) patients makes CMR the ideal assessment tool for this patient cohort. Nevertheless, many of the techniques have not yet been incorporated into day-to-day practice.

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Background: Myelofibrosis (MF) is a clonal haematopoietic disease, with median overall survival for patients with primary MF only 6.5 years. The most frequent gene mutation found in patients is JAK2, causing constitutive activation of the kinase and activation of downstream signalling.

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Human tumors are diverse in their natural history and response to treatment, which in part results from genetic and transcriptomic heterogeneity. In clinical practice, single-site needle biopsies are used to sample this diversity, but cancer biomarkers may be confounded by spatiogenomic heterogeneity within individual tumors. Here we investigate clonally expressed genes as a solution to the sampling bias problem by analyzing multiregion whole-exome and RNA sequencing data for 450 tumor regions from 184 patients with lung adenocarcinoma in the TRACERx study.

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Background: Autologous breast reconstruction patients require thorough assessment, with the profunda femoris artery perforator (PAP) flap having become an important autologous reconstruction option alongside the deep inferior epigastric perforator (DIEP) flap. Breast reconstruction impacts patients psychologically, physically and mentally. The BREAST-Q aids in the assessment of patient-reported outcome measures (PROMs).

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Neutrophil Extracellular Traps (NETs) as a Potential Target for Anti-Aging: Role of Therapeutic Apheresis.

Horm Metab Res

January 2025

Department of Intensive Care Medicine, Guy's and St Thomas' NHS Foundation Trust, London, United Kingdom of Great Britain and Northern Ireland.

Neutrophil extracellular traps (NETs) are large structures composed of chromatin, histones and granule-derived proteins released extracellularly by neutrophils. They are generally considered to be a part of the antimicrobial defense strategy, preventing the dissemination of pathogens. However, overproduction of NETs or their ineffective clearance can drive various pathologies, many of which are associated with advanced age and involve uncontrolled inflammation, oxidative, cardiovascular and neurodegenerative stress as underlying mechanisms.

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Trends in Ethnic Disparities in Stroke Care and Long-Term Outcomes.

JAMA Netw Open

January 2025

School of Life Course and Population Sciences, King's College London, London, United Kingdom.

Importance: Reducing the burden of stroke is a public health priority. While higher stroke incidence among ethnic minority populations (defined in the context of this study as individuals who are not White) is well established, reports on ethnic inequalities in care or outcomes are conflicting and often limited to hospital-admitted patients and short-term outcomes.

Objective: To investigate ethnic differences in stroke care and outcomes up to 5 years after stroke and describe temporal trends and contributory factors.

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Survival benefit of cancer-directed surgery and the role of adjuvant therapy in malignant major salivary gland cancers: a propensity score matched retrospective analysis.

Oral Maxillofac Surg

January 2025

Centre for Oral, Clinical & Translational Sciences, Faculty of Dentistry, Oral & Craniofacial Sciences, King's College London, Guy's Hospital, Tower Wing, London, UK.

Background: The primary objective of this study was to assess the benefit of cancer-directed surgery (CDS) on both overall survival (OS) and cancer-specific survival (CSS) of patients with malignant major salivary gland cancers (MMSGCs). The secondary objective was to explore the benefits of adjuvant therapy on the survival outcomes of these patients.

Methods: Patients diagnosed with MMSGC were extracted from the SEER database and subsequently categorized into two cohorts: CDS and non-CDS.

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Background: This study compared the therapeutic equivalence of CT-P39 (an omalizumab biosimilar) and EU-approved reference omalizumab (ref-OMA) in patients with chronic spontaneous urticaria.

Methods: This double-blind, randomized, active-controlled Phase 3 study (NCT04426890) included two 12-week treatment periods (TPs). In TP1, patients received CT-P39 300 mg, ref-OMA 300 mg, CT-P39 150 mg, or ref-OMA 150 mg.

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Using joint genomic-transcriptomic analysis of 243 samples, we reveal recurrent patterns of nongenetic evolution in ccRCC not exclusively governed by genetic factors, including T-cell depletion, tumor T-cell receptor coevolution, potential cGAS-STING repression, and increased cell proliferation. These patterns can aid clinical management and guide novel treatment approaches.

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Introduction And Objectives: High flow nasal cannula (HFNC) therapy is an increasingly popular mode of non-invasive respiratory support for the treatment of patients with acute hypoxemic respiratory failure (AHRF). Previous experimental studies in healthy subjects have established that HFNC generates flow-dependent positive airway pressures, but no data is available on the levels of mean airway pressure (mP) or positive end-expiratory pressure (PEEP) generated by HFNC therapy in AHRF patients. We aimed to estimate the airway pressures generated by HFNC at different flow rates in patients with AHRF, whose functional lung volume may be significantly reduced compared to healthy subjects due to alveolar consolidation and/or collapse.

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