Almir Galvão Vieira Bitencourt

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BACKGROUND Obesity has been shown to be an important risk factor for several gastrointestinal diseases. However, the indication for preoperative upper gastrointestinal endoscopy (UGE) for all patients before bariatric surgery is controversial. The aim of the present study was to evaluate the spectrum of gastrointestinal diseases detected during preoperative(More)
OBJECTIVE Describe prevalence of the Burnout syndrome in intensive care physicians of Salvador, associated to demographic data and aspects of the work environment (psychological demand and job control). METHODS This cross sectional study has investigated the association between work conditions and Burnout Syndrome in a population of 297 Intensive Care(More)
OBJECTIVES To evaluate the impact of the inclusion of computed tomographic colonography (CTC) involving faecal tagging and no laxatives on the computed tomography (CT) study routinely used in staging patients with colorectal cancer. METHODS CTC was performed on 25 patients who had a diagnosis of colorectal carcinoma, with pathological correlation.(More)
AIM To evaluate the prevalence and clinical characteristics of Nonalcoholic fatty liver disease (NAFLD) among asymptomatic Brazilian adolescents. METHODS Transversal observational study included asymptomatic adolescents with central obesity from private and public schools in Salvador-Bahia, northeastern Brazil. The children answered a questionnaire that(More)
OBJECTIVE To report oncological cases (excluding those related to breast cancer) for which radioguided surgery has been used in combination with the Radioguided Occult Lesion Localization technique. INTRODUCTION Radioguided surgery enables a surgeon to identify lesions or tissues that have been preoperatively marked with radioactive substances. The(More)
OBJECTIVES To evaluate the preliminary results obtained using diffusion-weighted magnetic resonance imaging and the apparent diffusion coefficient for planning computed tomography-guided biopsies of selected mediastinal lesions. METHODS Eight patients with mediastinal lesions suspicious for malignancy were referred for computed tomography-guided biopsy.(More)
AIM To evaluate the sensitivity and specificity of abdominal ultrasound (US) for the diagnosis of hepatic steatosis in severe obese subjects and its relation to histological grade of steatosis. METHODS A consecutive series of obese patients, who underwent bariatric surgery from October 2004 to May 2005, was selected. Ultrasonography was performed in all(More)
OBJECTIVE To determine the rates of diagnostic success and complications of computed tomography (CT)-guided percutaneous biopsy of bone lesions suspected for malignancy. MATERIALS AND METHODS Retrospective study including 186 cases of CT-guided percutaneous biopsies of bone lesions in the period from January, 2010 to December, 2012. All the specimens were(More)
OBJECTIVE To correlate the results of (18)F-fluoro-2-deoxy-D-glucose ((18)F-FDG) positron emission tomography/computed tomography (PET/CT) performed with a specific protocol for assessment of breasts with histological/immunohistochemical findings in breast carcinoma patients. MATERIALS AND METHODS Cross-sectional study with prospective data collection,(More)
The purpose of this study was to evaluate the clinical and radiological features of patients with fungal infection mimicking thoracic malignancy and to establish a diagnostic approach for both clinicians and radiologists to avoid misdiagnosis. In this retrospective study, we reviewed clinical and computed tomography (CT) findings from 27 patients who(More)