Luiz Gustavo Martins da Silva

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Methylmalonic acidemias are metabolic disorders caused by a severe deficiency of methylmalonyl-CoA mutase activity, which are characterized by neurological dysfunction, including convulsions. It has been reported that the accumulating metabolite, L-methylmalonic acid (MMA), inhibits succinate dehydrogenase leading to ATP depletion in vitro, and that the(More)
We describe the case of a 32-year-old male patient that sought medical treatment complaining of severe pain in his second and third right-hand fingers. The symptoms had started two hours before. The hypotheses of spider bite, scorpion or insect sting and injury caused by a foreign body were considered in the differential diagnoses. On dermoscopy, two(More)
The change in immunological response obtained by immunobiologics has brought a new paradigm to the treatment of immune-mediated disorders. As a result of their efficacy, there is a positive impact on the quality of life of patients. However, severe side effects, such as demyelination of cerebral or peripheral nerves, have been reported. After review of(More)
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