Publications by authors named "Simon Richards"

Introduction: We developed a mobile phone logbook application called LogMyScan. The study objectives were to evaluate a number of domains as per the technology acceptance model.

Methods: A prospective pilot cohort study was conducted using a version of LogMyScan and reported according to Statement on Reporting of Evaluation studies in Health Informatics.

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Article Synopsis
  • Sessile serrated lesions (SSL) are linked to up to 30% of colorectal cancers, and their true incidence may have been underestimated due to past classification and colonoscopy limitations.
  • A study conducted in Canterbury, New Zealand, over one year reviewed colonoscopy records and found that 18.6% of patients had at least one SSL excised among 4,346 procedures.
  • Results indicated that SSLs comprised 24% of all polyps removed, were mostly found in the right colon, and were typically smaller than 10 mm, suggesting SSL detection should be prioritized in future screenings.
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Background: Unplanned readmissions (URs) after colorectal surgery (CRS) are common, expensive, and result from failure to progress in postoperative recovery. These are considered preventable, although the true extent is yet to be defined. In addition, their successful prediction remains elusive due to significant heterogeneity in this field of research.

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 In response to the coronavirus pandemic the British Orthopaedic Association Standards for Trauma and Orthopaedics (BOAST) guidelines advised treating distal radius fractures (DRFs) non-operatively where possible.  The aim of this study was to assess whether the coronavirus disease 2019 (COVID-19) pandemic lockdown within the United Kingdom did alter the management of DRFs and whether there was any subsequent change in patient outcome or complication rate.  A retrospective cohort study was performed at a single orthopaedic center within the United Kingdom.

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Background: Aotearoa New Zealand (AoNZ) guidelines suggest surveillance colonoscopy should be carefully considered after age 75. The authors noted a cluster of patients presenting in their 8th and 9th decade of life with a new colorectal cancer (CRC) having previously been declined surveillance colonoscopy.

Methods: A 7-year retrospective analysis was performed of patients who underwent a colonoscopy aged between 71 and 75 years in the period between 2006 and 2012.

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In response to the coronavirus pandemic the British Orthopaedic Association Standards for Trauma and Orthopaedics (BOAST) guidelines advised treating distal radial fractures non-operatively where possible. A cohort was studied retrospectively to assess whether the COVID pandemic lockdown within the UK altered types, the management and complications of paediatric distal radial fractures. The cohort studied comprised of 194 paediatric distal radial fractures in the pre-COVID cohort and 101 fractures in the COVID cohort.

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Aims: To identify, appraise and synthesize all available clinical evidence to evaluate the diagnostic role of transoesophageal echocardiography (TEE) during resuscitation of in-hospital (IHCA) and out-of-hospital cardiac arrest (OHCA) in the identification of reversible causes of cardiac arrest and cardiac contractility.

Methods: We conducted a systematic review following PRISMA guidelines. Medline, EMBASE, Web of Science Core Collection, Proquest Dissertations, Open Grey, CDSR, Cochrane Central, Cochrane Clinical Answers, and the clinicaltrials.

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Aim: A diverting ileostomy is typically performed to divert intestinal contents in high-risk colorectal anastomoses. Ileostomy closure is associated with high rates of postoperative Clostridium difficile infection (CDI). Risk factors for the development of CDI are unclear; however, a correlation has been observed with delayed closure.

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Assessing the risk of tick-borne disease in areas with high visitor numbers is important from a public health perspective. Evidence suggests that tick presence, density, infection prevalence and the density of infected ticks can vary between habitats within urban green space, suggesting that the risk of Lyme borreliosis transmission can also vary. This study assessed nymph density, Borrelia prevalence and the density of infected nymphs across a range of habitat types in nine parks in London which receive millions of visitors each year.

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: Pathological complete response (pCR) rates of approximately 20% following neoadjuvant long-course chemoradiotherapy for rectal cancer have given rise to non-operative or watch-and-wait (W&W) management. To improve outcomes there has been significant research into predictors of response. The goal is to optimize selection for W&W, avoid chemoradiotherapy in those who won't benefit and improve treatment to maximize the clinical complete response (cCR) rate and the number of patients who can be considered for W&W.

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Background: An increasing number of elderly patients are presenting for elective surgery. Pre-operative risk assessment in this population is inexact due to the complex interplay between age, comorbidity and functional status. Frailty assessment may provide a surrogate measure of a patient's physiological reserve and aid operative decision-making.

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Background: Scaphoid fractures account for 90% of carpal fractures and occur predominantly in young men. The use of immediate surgical fixation to manage this type of fracture has increased, despite insufficient evidence of improved outcomes over non-surgical management. The SWIFFT trial compared the clinical effectiveness of surgical fixation with cast immobilisation and early fixation of fractures that fail to unite in adults with scaphoid waist fractures displaced by 2 mm or less.

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Background: Multiple tools exist estimating perioperative risk. With an ageing surgical demographic, frailty is becoming an increasingly important concept in perioperative medicine due to its association with adverse post-operative outcomes. Reduced physical activity is a hallmark of frailty, and we postulate that a low pre-operative step count may be an objective measure of frailty.

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Background: Frailty and sarcopenia are important concepts in surgical practice because of their association with adverse postoperative outcomes. Radiologically assessed psoas muscle mass has been proposed as a surrogate for sarcopenia and may be predictive of poor postoperative outcomes.

Objective: This study aimed to determine the association between sarcopenia, as assessed by psoas cross-sectional area, and postoperative outcomes in patients undergoing colorectal cancer surgery.

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Introduction: Frailty is an important concept in modern healthcare due to its association with adverse outcomes. Its prevalence varies in the literature and there is a paucity of literature looking at the prevalence of frailty in an inpatient setting. Its significance lies on its impact on resource utilisation and costs.

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Objective: To describe the current definitions, aetiology, assessment tools and clinical implications of frailty in modern surgical practice.

Background: Frailty is a critical issue in modern surgical practice due to its association with adverse health events and poor post-operative outcomes. The global population is rapidly ageing resulting in more older patients presenting for surgery.

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We report a case of a patient presenting with small bowel obstruction secondary to an enteric ileal duplication cyst. Although common in infancy, they are rarely seen in adults. Radiologically they may be difficult to distinguish from a Meckel diverticulum and often the diagnosis is made retrospectively.

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Background: Endoscopic retrograde cholangiopancreatography (ERCP) is an essential tool in the management of pancreaticobiliary pathology. It is technically demanding and has the potential to cause significant morbidity and mortality. Several trials have identified small centres and lower hospital volume as risk factors for lower success rates and higher complication rates.

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Critically ill military trauma patients have been found to have a high incidence of psychological morbidity following their Intensive Care Unit (ICU) experience, including recall of significant auditory and visual hallucinations. It follows that this may be attributable to delirium, which has not been previously described in a young, previously fit population following trauma. The case-notes of 85 male patients (mean age 26 years), admitted to a single UK ICU following military trauma, were retrospectively assessed for delirium using DSM-IV criteria.

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Background: Morton's neuroma is a frequently painful condition of the forefoot, causing patients to seek medical care to alleviate symptoms. A plethora of therapeutic options is available, some of which include injection therapies. Researchers have investigated injection therapy for Morton's neuroma, and latterly the evidence base has been augmented with methods that use diagnostic ultrasound as a vehicle to deliver the injectate under image guidance for additional accuracy.

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Unlabelled: Abstract BACKGROUND:Morton's neuroma is a frequently painful condition of the forefoot, causing sufferers to seek medical care to alleviate symptoms. A plethora of therapeutic options are available, some of which include injection therapies. Researchers have investigated injection therapy for Morton's neuroma, and latterly the evidence base has been augmented with methodologies which utilise diagnostic ultrasound (US) as a vehicle to deliver the injectate under image guidance for additional accuracy.

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