Publications by authors named "Clara Tan-Tam"

Background: Laparoscopic skills training is an essential component of general surgery training. This study proposes the use of three-dimensional (3D) laparoscopy as the initial training tool for beginners to shorten the learning curve.

Methods: This study evaluates the surgical performance and subjective experience of junior and senior trainees with 3D versus two-dimensional laparoscopy.

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Background: The demand for definitive management of end-stage organ disease in HIV-infected Canadians is growing. Until recently, despite international evidence of good clinical outcomes, HIV-infected Canadians with end-stage liver disease were ineligible for transplantation, except in British Columbia (BC), where the liver transplant program of BC Transplant has accepted these patients for referral, assessment, listing and provision of liver allograft. There is a need to evaluate the experience in BC to determine the issues surrounding liver transplantation in HIV-infected patients.

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The first laparoscopic cholecystectomy was performed in the mid-1980s. Since then, laparoscopic surgery has continued to gain prominence in numerous fields, and has, in some fields, replaced open surgery as the preferred operative technique. The role of laparoscopy in staging cancer is controversial, with regards to gallbladder carcinoma, pancreatic carcinoma, hepatocellular carcinoma and liver metastasis from colorectal carcinoma, laparoscopy in conjunction with intraoperative ultrasound has prevented nontherapeutic operations, and facilitated therapeutic operations.

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Background: Interactions between antiretrovirals (ARVs) and transplant immunosuppressant agents (IS) among HIV-infected transplant recipients may lead to lack of efficacy or toxicity. In transplant recipients not infected with HIV, tacrolimus (TAC) trough levels (C0) or cyclosporine (CsA) drawn at C0 or 2 hours after dosing (C2) correlate with drug exposure (area under the curve [AUC]/dose) and outcomes. Because of ARV-IS interactions in HIV-infected individuals, and the high rate of rejection in these subjects, this study investigated the correlations between IS concentrations and exposure to determine the best method to monitor immunosuppressant levels.

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Background: Systematic reviews and randomized controlled trials comparing laparoscopic appendectomy (LA) with open appendectomy (OA) show a reduction in wound infections associated with LA but a 3-fold increase in intra-abdominal abscess with LA. Surgical time and operation costs are higher with LA. The advantage of LA over OA is small.

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HIV infection has evolved into a chronic condition as a result of improvements in therapeutic options. Chronic exposure with HIV and associated co-pathogens as well as toxicities from prolonged therapy with antiviral medications has resulted in increased morbidity and mortality rates from end-stage liver and kidney disease in the HIV-infected population. Since the definitive treatment for end-stage organ failure is transplantation, demand has increased among HIV-infected patients.

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HIV infection has been a major global health problem for almost three decades. With the introduction of highly active antiretroviral therapy in 1996, and the advent of effective prophylaxis and management of opportunistic infections, AIDS mortality has decreased markedly. In developed countries, this once fatal infection is now being treated as a chronic condition.

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