Bernardo Barahona Corrêa

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BACKGROUND There is evidence that the prevalence of common mental disorders varies across Europe. AIMS To compare prevalence of common mental disorders in general practice attendees in six European countries. METHOD Unselected attendees to general practices in the UK, Spain, Portugal, Slovenia, Estonia and The Netherlands were assessed for major(More)
The occurrence of cognitive and behavioral symptoms in patients with primary dystonia remains a matter of debate. We compared 45 patients with primary dystonia with 27 control subjects for performance on neuropsychological tasks with a load on executive-Wisconsin Card Sorting Test (WCST) and Stroop test, and visuospatial-Benton's visual retention test(More)
Although classically considered to be involved only in motor coordination, the cerebellum has more recently been implicated also in cognitive control. Anatomical studies have shown the cerebellum to be linked to pre-frontal, occipito-parietal and temporal cortical associative areas, as well as to the limbic system, in a closed loop circuit. Functional(More)
BACKGROUND Huntington's disease (HD) is a dominantly inherited, neurodegenerative disorder due to expansion of a polymorphic trinucleotide repeat in the short arm of chromosome 4. Clinical manifestations consist of a triad of choreic movements, cognitive decline and psychiatric syndromes starting in the fourth to fifth decade. Psychiatric manifestations(More)
The relation between learning process and content coverage is becoming increasingly important for the understanding of the effects of problem-based learning (PBL) on students' learning. In our medical school, PBL is used as a major educational strategy in the discipline of pathophysiology. A computer program was developed allowing students to register(More)
BACKGROUND Since 9% to 20% of all cases of acute psychosis presenting to an Emergency Department (ED) are due to a general medical condition, cautious medical workup should be mandatory in such patients. Differential diagnosis must consider conditions as diverse as renal failure or CNS infection. Acute Chlamydia pneumoniae infection usually causes a(More)
Psychotic syndromes in the context of hyperthyroidism are seldom mentioned in medical textbooks and only a few cases have been published. Typically, such cases present as an affective psychosis. Schizophrenia-like psychosis is a rare occurrence in hyperthyroidism and the link between these two conditions is still poorly understood.We report the case of a(More)
BACKGROUND Little is known about the risk of progression to hazardous alcohol use in people currently drinking at safe limits. We aimed to develop a prediction model (predictAL) for the development of hazardous drinking in safe drinkers. METHODS A prospective cohort study of adult general practice attendees in six European countries and Chile followed up(More)
In spite of the high prevalence of behavioral and cognitive disturbances found in most basal ganglia disorders and attributed to fronto-striatal dysfunction, the existence of psychiatric and cognitive symptoms in patients with primary dystonia remains controversial. We present a 42-year-old female with primary writer's cramp and obsessive-compulsive(More)
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