A squamous odontogenic tumor following an orthodontic micro-screw: A rare case report and review of the literature.

We reported a very rare case of squamous odontogenic tumor(SOT) in a 23-year-old female. The tumor arose after an implanting operation of an orthodontic micro-screw, and was definitely diagnosed by the histopathological examination. Based on the case report and a review of the literature, we discussed about the general features, differential diagnosis and pathogenesis of SOT.

¿Existe suficiente evidencia en la literaturapara considerar el tabaco y el alcohol como principales factores de riesgo del cáncer de lengua? / Is there enough evidence to consider tobacco and alcohol as the main risk factors in tongue cancer?

Para el presente trabajo hemos hecho una revisión en la literatura con el fin de esclarecer los posibles interrogantes sobre la influencia que pueden tener los factores de riesgo como tabaco y alcohol sobre el cáncer de lengua. Nos centraremos principalmente en la etiología, incidencia, localización, distribución geográfica, prevalencia, pronóstico y supervivencia de la enfermedad, prestando especial atención a la prevención, a las medidas que se deben tomar enfocadas a mejorar el estilo de vida y a la realización del diagnóstico precoz. De esta manera mejorará al mismo tiempo el pronóstico, siendo más fácil de curar la enfermedad. Finalmente, tras la revisión realizada, afirmamos que el tabaco y el alcohol son los principales factores de riesgo del Cáncer Oral de Células Escamosas (COCE) de lengua, independientemente de que se encuentren de manera conjunta o por separado (AU)

For the present paper, we have made a revision through the literature with the objective to clarify some questions about the influence that tobacco and alcohol can have as risk factors on tongue cancer. We will focus on the aetiology, incidence, location, geographic distribution, prevalence, prognosis and survival of the disease, paying special attention to prevention. We will also review the measures that should be taken to improve patient life quality and the early diagnose. In this way prognoses will be improved making it easier for the elimination of the disease. Finally we conclude that tobacco and alcohol are the main risk factors for tongue cancer, acting together or in a separate way (AU)

Tumor marrom do hiperparatireoidismo dos maxilares / Hyperparathyroidism brown tumor of the jaws

O tumor marrom do hiperparatiroidismo é uma doença óssea metabólica podendo acometer todo o esqueleto, inclusive os ossos maxilares. O objetivo deste trabalho é de ressaltar a importância desta doença no diagnóstico diferencial das lesões do complexo máxilo-mandibular e realizar uma revisão da literatura quanto à sua etiologia, características clínicas e radiográficas e tratamento.