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Simulated minimal access surgery has improved recently as both a learning and assessment tool. The construct validation of a novel simulator, ProMis, is described for use by residents in training. ProMis is a surgical simulator that can design tasks in both virtual and actual reality. A pilot group of surgical residents ranging from novice to expert(More)
A comprehensive study of an urban methadone clinic with supervised urine analyses for illicit drugs was conducted over an 18 month period for a 133 patient cohort as they entered or remained in methadone maintenance for narcotic addiction. Overall retention during the study was 85%, with significantly (p < .05) higher daily methadone doses (mean 67.1 mg +/-(More)
Anastomotic leaks are a major complication of oesophagogastric surgery. We compare contrast swallow fluoroscopy, computed tomography (CT) with oral contrast and endoscopy in identifying anastomotic leaks following oesophagogastric surgery. A prospective trial of 38 patients undergoing oesophagogastric resection was undertaken with informed consent and(More)
The aim of this study was to investigate the radiation exposure of the hands and thyroid glands of orthopaedic surgeon and assistant during procedures involving percutaneous wiring of the hand and wrist. The radiation dose to the hand and thyroid glands was prospectively studied from a total of 30 percutaneous hand and wrist procedures. Four thermolucent(More)
BACKGROUND The primary objective of the study was to determine if local infiltration anaesthetic (LIA) reduced total length of hospital stay in total knee arthroplasty (TKA) patients. The study also examined whether LIA improves early pain management, patient satisfaction and range of motion in TKA patients. METHODS We conducted a randomized controlled(More)
We present the results of a questionnaire sent in the autumn of 1981 to all board certified specialists practicing radiology, pathology and anesthesiology who are graduates of Indian medical schools and now reside in the United States. Respondents were asked to indicate their Indian state of birth, the size of the community in which they were born. The(More)
Transvaginal aspiration of ovarian cysts has been advocated as a viable alternative to surgery in patients who are high-risk surgical candidates. We describe a retrospective study evaluating the results of transvaginal aspirations of benign ovarian cysts in patients at increased surgical risk, focusing on long-term follow-up for recurrence of the cyst(More)
We explore the use of patient outcome criteria in planning the locations of critical care health services. Two attributes of the regional distribution of health services which influence health outcomes are: (1) the geographical accessibility of services and (2) the number of patients served by each facility (the patient volume). A model incorporating both(More)
BACKGROUND Washington Heights-Inwood is a multiethnic community in northern Manhattan served by an academic medical center, the Columbia-Presbyterian Medical Center. METHOD Two random, stratified household surveys were carried out in 1989-1990 and 1992. Results were compared with institutional utilization data to identify major changes in patterns of(More)