Publications by authors named "David Macafee"

Background: An increasing emphasis on accountability led to the development of the Intercollegiate Surgical Curriculum Project (ISCP) in the UK. A major feature of ISCP was a focus on competence with the institution of formative assessments to aid learning and provide portfolio evidence. Case-based discussions (CBDs) are one of the main formative assessments used at all stages of training.

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Background: Workplace-based assessments (WBAs) were designed to provide formative feedback to trainees throughout their surgical career. Several studies highlight dissatisfaction with WBAs, and some feel they lack validity and reliability and exist as a "tick-box exercise." No studies have looked at the attitudes of the assessor.

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Most patients with Crohn's disease present with either terminal ileal or colonic disease, with 70% requiring surgery by 10 years after diagnosis. Recurrent stricturing at the anastomotic site is common, often symptomatic and can require re-operation with its inherent risks. Balloon dilation has been shown to provide good symptom relief from such strictures.

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Background: The purpose of this study was to determine whether training on fresh cadavers improves the laparoscopic skills performance of novices.

Methods: Junior surgical trainees, novices (<3 laparoscopic procedure performed) in laparoscopic surgery, were randomized into control (group A) and practice groups (group B). Group B performed 10 repetitions of a set of structured laparoscopic tasks on fresh frozen cadavers (FFCs) improvised from fundamentals of laparoscopic skills technical curriculum.

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Background: The construct validity of fresh human cadaver as a training tool has not been established previously. The aims of this study were to investigate the construct validity of fresh frozen human cadaver as a method of training in minimal access surgery and determine if novices can be rapidly trained using this model to a safe level of performance.

Methods: Junior surgical trainees, novices (<3 laparoscopic procedure performed) in laparoscopic surgery, performed 10 repetitions of a set of structured laparoscopic tasks on fresh frozen cadavers.

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Fasting, anaesthesia and surgery affect the body's physiological capacity not only to control its external fluid and electrolyte balance but also the internal balance between the various body fluid compartments. Conversely, abnormalities of fluid and electrolyte balance may adversely affect organ function and surgical outcome. Perioperative fluid therapy has a direct bearing on outcome, and prescriptions should be tailored to the needs of the patient.

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For those involved in colorectal cancer management, the present day is an exciting time. There is a multitude of new techniques to be considered for early detection (screening). National population screening for 60-69-year olds in England is due to start this year.

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Purpose Of Review: The gastrointestinal tract plays an important role in the maintenance of fluid and electrolyte balance, and its diseases cause disturbances in that balance. Conversely, fluid and electrolyte disorders may disturb gastrointestinal function. The purpose of this review is to highlight some recent literature describing these interactions against a background of fluid and electrolyte physiology in normal and disease states.

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Colorectal cancer remains the second most common cause of cancer death in the USA and western Europe, with more than 34,000 new cases per year in the UK alone. Annual expenditure is in excess of pounds sterling 300 million, required for surgical, adjuvant and palliative treatment. Laparoscopic colorectal surgery has yet to gain the widespread support observed with gallbladder surgery.

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