Maria Luiza Vitola

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Functional magnetic resonance imaging (fMRI) is a technique for detecting minimal changes in brain perfusion and oxygenation secondary to neuronal activation. Its application in the pre-surgical evaluation of epileptic patients with temporal mesial sclerosis is currently being under investigation in several centers. This study aims to describe an activation(More)
Failed-back surgery syndrome remains a challenge for spinal surgeons. It can be related to several causes, including poor surgical indication, misdiagnosis, surgical technique failure, spondilodiscitis and fibrosis. Fibrosis has been associated with a poorer outcome in lumbar disc surgery, although its role in the generation of symptoms is not yet clear. In(More)
The prevalence of gallstones was determined in Curitiba. A total of 384 patients older than 20 years of age was randomly selected from four general hospitals and subjected to ultrasonographic examination of the gallbladder. Of the 384 patients, 327 had normal gallbladder (85.2%) and 57 (14.8%) had gallstones (48 patients) or had been previously subjected to(More)
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