Publications by authors named "Tonner S"

Article Synopsis
  • Cancer research is hindered by the need for high-quality, resource-intensive data, and this study compares on-site diagnostic cancer data collected during the SYMPLIFY study with existing cancer registry data from England and Wales to evaluate its validity and timeliness.
  • Data from over 5,400 participants was analyzed, focusing on the relevance and timeliness of cancer diagnoses made within nine months of enrollment, covering various classifications including ICD-10 codes, morphology, stage, and TNM classification.
  • Findings revealed high levels of data completeness (84%-100% for morphology), but lower completeness for overall stage (43%-100%) and TNM stage (74%-83%), with a notable concordance rate
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Article Synopsis
  • A study was conducted to assess the ability of the LumiraDx™ test to diagnose SARS-CoV-2 and influenza in community healthcare settings, focusing on symptomatic patients during the Omicron variant wave in the UK.
  • The study involved 913 individuals, where the test was compared to the standard rtRT-PCR method, revealing that the LumiraDx™ test had an 80.8% sensitivity for SARS-CoV-2 and a 61.5% sensitivity for Influenza A, with high specificity for both.
  • The findings suggest that while the LumiraDx™ test is moderately effective for diagnosing SARS-CoV-2, negative results can't fully eliminate the possibility of infection, especially with higher Ct values from rtRT-PCR tests
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Background: Resistance to antibiotics is rising and threatens future antibiotic effectiveness. 'Antibiotic targeting' ensures patients who may benefit from antibiotics receive them, while being safely withheld from those who may not. Point-of-care tests may assist with antibiotic targeting by allowing primary care clinicians to establish if symptomatic patients have a viral, bacterial, combined, or no infection.

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Background And Objective: Point-of-care lateral flow device antigen testing has been used extensively to identify individuals with active SARS-CoV-2 infection in the community. This study aimed to evaluate the diagnostic accuracy of two point-of-care tests (POCTs) for SARS-CoV-2 in routine community care.

Methods: Adults and children with symptoms consistent with suspected current COVID-19 infection were prospectively recruited from 19 UK general practices and two COVID-19 testing centres between October 2020 and October 2021.

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Background: Analysis of circulating tumour DNA could stratify cancer risk in symptomatic patients. We aimed to evaluate the performance of a methylation-based multicancer early detection (MCED) diagnostic test in symptomatic patients referred from primary care.

Methods: We did a multicentre, prospective, observational study at National Health Service (NHS) hospital sites in England and Wales.

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Background: This was the first study to investigate the reactogenicity and immunogenicity of heterologous or fractional second dose COVID-19 vaccine regimens in adolescents.

Methods: A phase II, single-blind, multi-centre, randomised-controlled trial recruited across seven UK sites from September to November 2021, with follow-up visits to August 2022. Healthy 12-to-16 years olds were randomised (1:1:1) to either 30 µg BNT162b2 (BNT-30), 10 µg BNT162b2 (BNT-10), or NVX-CoV2373 (NVX), 8 weeks after a first 30 µg dose of BNT162b2.

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Objectives: To characterise the quality of life, healthcare use and costs associated with early antibiotic treatment of influenza-like illness (ILI) in 'at-risk' children.

Design: Economic analysis of a two-arm double-blind parallel group pragmatic randomised controlled trial.

Setting: Children were recruited from community-based healthcare settings, including general practices, walk-in centres and hospital ambulatory care.

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Anti-IgLON5 disease is a newly defined clinical entity characterized by a progressive course with high disability and mortality rate. While precise pathogenetic mechanisms remain unclear, features characteristic of both autoimmune and neurodegenerative diseases were reported. Data on immunotherapy are limited, and its efficacy remains controversial.

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Background: Urine collection devices (UCDs) are being marketed and used in clinical settings to reduce urine sample contamination, despite inadequate supporting evidence.

Aim: To determine whether UCDs, compared with standardised instructions for urine sample collection, reduce the proportion of contaminated samples.

Design And Setting: Single-blind randomised controlled trial in general practices in England and Wales.

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Background: The symptoms of coronavirus disease 2019, caused by the novel severe acute respiratory syndrome coronavirus 2, were originally assumed to be mainly respiratory. With increasing knowledge, however, it turned out that the spectrum of complaints varies broadly with age and concomitant diseases. While many neurological symptoms were reported in the context of the disease, ranging from permanent fatigue to recurrent headaches and concentration disturbance, treatment approaches are still in development.

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Article Synopsis
  • The trial aims to find effective treatments for COVID-19 that shorten illness duration and prevent hospitalizations, especially for those at higher risk.
  • Conducted as an open-label, multiarm clinical trial, it evaluates treatments like hydroxychloroquine, azithromycin, and doxycycline in symptomatic participants aged 50 and older with additional health risks.
  • Outcomes will be measured through daily online symptom diaries for 28 days, with the main goals being recovery time and hospital admissions, alongside ethical oversight for the research process.
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Background: The prehospital identification of stroke patients with large-vessel occlusion (LVO), that should be immediately transported to a thrombectomy capable centre is an unsolved problem. Our aim was to determine whether implementation of a state-wide standard operating procedure (SOP) using the Los Angeles Motor Scale (LAMS) is feasible and enables correct triage of stroke patients to hospitals offering (comprehensive stroke centres, CSCs) or not offering (primary stroke centres, PSCs) thrombectomy.

Methods: Prospective study involving all patients with suspected acute stroke treated in a 4-month period in a state-wide network of all stroke-treating hospitals (eight PSCs and two CSCs).

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Introduction: The UK government stockpiles co-amoxiclav to treat bacterial complications during influenza pandemics. This pragmatic trial examines whether early co-amoxiclav use reduces reconsultation due to clinical deterioration in "at risk" children presenting with influenza-like illness (ILI) in primary or ambulatory care.

Methods: "At risk" children aged from 6 months to 12 years presenting within 5 days of ILI onset were randomly assigned to oral co-amoxiclav 400/57 or a placebo twice daily for 5 days (dosing based on age±weight).

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Introduction: Influenza and influenza-like illness (ILI) create considerable burden on healthcare resources each winter. Children with pre-existing conditions such as asthma, diabetes mellitus and cerebral palsy are among those at greatest risk of clinical deterioration from influenza/ILI. The Antibiotics for at Risk CHildren with InfluEnza (ARCHIE) trial aims to determine whether early oral treatment with the antibiotic co-amoxiclav reduces the likelihood of reconsultation due to clinical deterioration in these 'at risk' children.

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TRP proteins form ion channels that are activated following receptor stimulation. Several members of the TRP family are likely to be expressed in lymphocytes. However, in many studies, messenger RNA (mRNA) but not protein expression was analyzed and cell lines but not primary human or murine lymphocytes were used.

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