Renata Teixeira da Silva

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Schizophrenia is a severe psychiatric disorder with frequent recurrent psychotic relapses and progressive functional impairment. It results from a poorly understood gene-environment interaction. The gene encoding catechol-O-methyltransferase (COMT) is a likely candidate for schizophrenia. Its rs165599 (A/G) polymorphism has been shown to be associated with(More)
Schizophrenia is a severe psychiatric disorder characterized by psychotic symptoms and functional impairment, with recurrent relapses and continuing disability. The risk factors for schizophrenia are indicators currently perceived as epiphenomena of pathophysiological processes resulting from geneenvironment interactions that remain poorly understood1.(More)
Nail apparatus melanoma is a rare presentation of melanoma and may be misdiagnosed as junctional nevus, subungual hematoma or onychomycosis. This fact often leads initially to inap propriate treatment and significant delays in appropriately managing such an aggressive disease. The authors report a case of melanoma on the left thumb of a black patient(More)
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