Publications by authors named "Tom Wallace"

Background And Objective: The Yorkshire Kidney Screening Trial (YKST) assessed the feasibility of adding abdominal noncontrast computed tomography (NCCT) to lung cancer screening to screen for kidney cancer and other abdominal pathology.

Methods: A prospective diagnostic study offered abdominal NCCT to 55-80-yr-old ever-smokers attending a UK randomised lung cancer screening trial (May 2021 to October 2022). The exclusion criteria were dementia, frailty, previous kidney/lung cancer, and computed tomography (CT) of the abdomen and thorax within previous 6 and 12 mo, respectively.

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Article Synopsis
  • - The study evaluates the 10-year outcomes of two treatments for varicose veins: surgical ligation and stripping vs. endovenous laser ablation (EVLA), showing both improve quality of life (QoL).
  • - At the 10-year mark, EVLA had a lower clinical recurrence rate (37% vs. 59%) and showed significantly better QoL scores in areas like bodily pain and general health compared to surgery.
  • - Overall, while both treatments are effective long-term, EVLA provides superior clinical and QoL outcomes for patients with symptomatic varicose veins.
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Objectives: The Yorkshire Kidney Screening Trial (YKST) is a feasibility study of adding non-contrast abdominal CT scanning to screen for kidney cancer and other abdominal malignancies to community-based CT screening for lung cancer within the Yorkshire Lung Screening Trial (YLST). This study explored the acceptability of the combined screening approach to participants and healthcare professionals (HCPs) involved in the trial.

Methods: We conducted semi-structured interviews with eight HCPs and 25 participants returning for the second round of scanning within YLST, 20 who had taken up the offer of the additional abdominal CT scan and five who had declined.

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Objectives: To evaluate psychological, social, and financial outcomes amongst individuals undergoing a non-contrast abdominal computed tomography (CT) scan to screen for kidney cancer and other abdominal malignancies alongside the thoracic CT within lung cancer screening.

Subjects And Methods: The Yorkshire Kidney Screening Trial (YKST) is a feasibility study of adding a non-contrast abdominal CT scan to the thoracic CT within lung cancer screening. A total of 500 participants within the YKST, comprising all who had an abnormal CT scan and a random sample of one-third of those with a normal scan between 14/03/2022 and 24/08/2022 were sent a questionnaire at 3 and 6 months.

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Objective: A preoperative supervised exercise program (SEP) improves cardiorespiratory fitness and perioperative outcomes for patients undergoing elective abdominal aortic aneurysm (AAA) repair. The aim of this study was to assess the effect of a preoperative SEP on long-term survival of these patients. A secondary aim was to consider long-term changes in cardiorespiratory fitness and quality of life.

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Key Clinical Message: Iliac artery-enteric fistula is a rare cause of lower GI bleeding and can cause life-threatening consequences. A high degree of clinical suspicion is needed in patients with previous aortic surgery to allow early multidisciplinary intervention.

Abstract: This case study discusses the staged management of a 78-year-old patient presenting with life-threatening lower gastrointestinal (GI) bleeding secondary to an aortoiliac graft-enteric fistula (GEF) into the sigmoid colon on the background of an adenocarcinoma and diverticular disease.

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Article Synopsis
  • Many patients with aortic aneurysms don't get surgery because of their health and body shape, and sadly, many of them don’t live long after that.* -
  • Researchers studied 220 of these patients in the UK and the Netherlands from 2017 to 2021 to see what kind of end-of-life care they received.* -
  • The study found that most patients didn’t have a plan for their end-of-life care, which is really important, so they recommend better help and guidance for those not getting surgery.*
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Background: Patients with abdominal aortic aneurysm (AAA) are at a significant risk of cardiovascular events, similar to that of patients who have already experienced a major cardiac event. The European Society for Vascular Society AAA guidelines suggest that antiplatelet therapy and lipid-lowering therapy (LLT) should be considered in all patients with AAA. This study explores the overall prevalence and intensity of antithrombotic therapy and LLT, and lipid profile monitoring in a single center AAA surveillance cohort alongside any sex differences.

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Introduction: Kidney cancer (renal cell cancer (RCC)) is the seventh most common cancer in the UK. As RCC is largely curable if detected at an early stage and most patients have no symptoms, there is international interest in evaluating a screening programme for RCC. The Yorkshire Kidney Screening Trial (YKST) will assess the feasibility of adding non-contrast abdominal CT scanning to screen for RCC and other abdominal pathology within the Yorkshire Lung Screening Trial (YLST), a randomised trial of community-based CT screening for lung cancer.

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Peripheral artery disease (PAD) encompasses conditions with poor outcome and severe suffering, both mentally and physically, yet utilization and research into palliative care interventions remain sparse. The purpose of this study is to identify existing evidence on palliative care intervention for chronic limb threatening ischaemia (CLTI) and abdominal aortic aneurysm (AAA). We conducted a PROSPERO-registered systematic review of studies published between 1991 and 2020 in which people with PAD received palliative care interventions and at least one patient outcome was recorded.

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Objective: Patients requiring abdominal aortic aneurysm (AAA) repair are at risk of post-operative complications due to poor pre-operative state. Pre-habilitation describes the enhancement of functional capacity and tolerance to an upcoming physiological stressor, intended to reduce those complications. The ability to provide such an intervention (physical, pharmacological, nutritional, or psychosocial) between diagnosis and surgery is a growing interest, but its role in AAA repair is unclear.

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Objective: To identify the advantages and disadvantages that group practices have on patients, physicians and healthcare systems.

Study Design: A scoping review was performed based on the methodology proposed by Arksey and O'Malley, and refined by Levac . Titles and abstracts were screened by two reviewers.

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Background: Pre-operative anemia is a common, but treatable, condition encountered by surgical patients. It has been associated with increased perioperative complications, length of stay, and blood transfusions. The aim of this project was to increase the treatment rate of pre-operative anemia to 75% of patients consented for major hepato-pancreato-biliary (HPB) surgery.

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Objective: This RCT compares the clinical, technical and quality of life outcomes after EVLA and MOCA.

Summary Of Background Data: Thermal ablation is the current mainstay treatment for SVI. Newer nonthermal methods of treatment have been developed which do not require the use of tumescent anesthesia.

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Introduction: Open surgical ligation and stripping of the great saphenous vein is a highly cost-effective treatment when compared with conservative management and foam sclerotherapy but has limitations including post-operative morbidity and pain. This study aims to identify if the addition of tumescent anaesthesia could improve patient outcomes following treatment.

Methods: Patients with primary superficial venous incompetence undergoing open surgical ligation and stripping of the great saphenous vein were randomised to either General Anaesthesia (GA) alone (GA) procedure or the addition of tumescent (G + T).

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A surgical site infection (SSI) may occur in up to 30% of procedures and results in significant morbidity and mortality. We aimed to assess the feasibility of conducting a randomised controlled trial (RCT) examining the use of dialkylcarbamoylchloride (DACC)-impregnated dressings, which bind bacteria at the wound bed, in the prevention of SSI in primarily closed incisional wounds. This pilot RCT recruited patients undergoing clean or clean-contaminated vascular surgery.

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Objective: Intermittent claudication occurs in 20% of the population older than 70 years, and treatment includes a supervised exercise program (SEP). Whereas there is evidence demonstrating walking improvements after an SEP, there are conflicting data on the physiologic changes behind this. This study aimed to explore and to identify the potential cardiovascular and musculoskeletal changes with exercise.

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Background: Diabetes mellitus is one of the most common chronic diseases worldwide. Diabetic foot ulcers (DFUs) occur in over 10% of diabetic patients and are associated with high morbidity. Clinical trials have shown benefit from extracorporeal shockwave therapy (ESWT) in a DFU healing.

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Background: Patients with abdominal aortic aneurysms (AAAs) often have low exercise tolerance due to comorbidities and advanced age. Cardiopulmonary exercise testing (CPET) is predictive of postoperative morbidity and mortality in patients with AAA. We aimed to assess the intrarater and interrater reliability of both treadmill-based and cycle ergometer-based CPET variables.

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Objective/background: Endovenous thermal ablation (EVTA) is the recommended first line intervention for superficial venous incompetence (SVI). While the infiltration of perivenous tumescent local anaesthesia (TLA) is key to procedural success, it is paradoxically the predominant source of patient reported discomfort. This randomised controlled trial investigates the potential to reduce peri-procedural pain and improve patient reported outcome measures (PROMs), including quality of life (QoL) using TLA buffered to physiological pH.

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Unlabelled: Objectives Peripheral arterial disease most commonly presents as intermittent claudication (IC). Early evidence has suggested that extracorporeal shockwave therapy is efficacious in the short term for the management of intermittent claudication. The objective of this pilot trial was to evaluate the medium-term efficacy of this treatment.

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Objective: This study aims to assess whether a clinician reviewing photographs of a wound was an acceptable substitute for clinical review in order to identify or exclude surgical site infection (SSI).

Method: We undertook a mixed methods study consisting of a qualitative public involvement exercise and a prospective, non-randomised, single-centre study of patients undergoing clean or clean-contaminated vascular surgery. For the qualitative study, two semi-structured focus group interviews were conducted.

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Background: Intermittent claudication is the most common symptom of peripheral arterial disease. Previous research has suggested that extracorporeal shockwave therapy (ESWT) may induce angiogenesis in treated tissue. The objective of this feasibility pilot trial was to assess the safety, tolerability, and efficacy of ESWT as a novel treatment.

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