Paralisia facial após técnica anestésica mandibular

2010 
A paralisia do nervo facial tem multiplas etiologias, como viroses, traumatismo facial, codutas iatrogenicas, tumores, origem idiopatica, infarto cerebral e paralisia pseudobulbar, sendo, portanto, um achado bastante raro durante o tratamento dentario. Nessas situacoes, a paralisia pode estar associada a realizacao erronea da tecnica anestesica, a procedimentos cirurgicos prolongados de extracao dentaria, ou ainda, a infeccoes de origem dental. Neste trabalho, e demonstrado um caso de paralisia hemi-facial completa, ocorrida durante anestesia dos nervos lingual, alveolar inferior e bucal em uma paciente de 63 anos. A recuperacao completa dos movimentos faciais foi observada apos algumas horas, com a paciente sendo liberada, e o procedimento cirurgico realizado duas semanas mais tarde.(AU) Facial nerve palsy has many etiologies, such as viruses, facial trauma, iatrogenesis, tumors, idiopathic conditions, cerebral infarction and pseudobulbar palsy, as a result of which it is rarely observed during dental treatment. In this situation, it may be associated with the injection of a local anesthetic, prolonged surgical procedure for the removal of mandibular molars and infections of dental origin. We report a case of complete facial nerve palsy during a mandibular nerve block anesthesia in a 63-year-old woman. The full recovery of facial movements was attained after a few hours and she was discharged. The surgical procedure was performed two weeks later.(AU)
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