Sebaceoma: hallazgos dermatoscópicos a propósito de dos casos

2020 
Resumen. El sebaceoma es una neoplasia sebacea benigna inusual, que inicialmente se denominaba epitelioma sebaceo, lo que generaba confusion respecto a su biologia tumoral, dado que histopatologicamente no presenta diferenciacion suficiente como el adenoma sebaceo y tampoco es tan indeferenciado como el carcinoma sebaceo. Su diagnostico precoz tiene gran relevancia, dado que, junto con el adenoma sebaceo y el carcinoma sebaceo, tienen una asociacion directa con el sindrome de Muirr-Torre y por lo tanto con el desarrollo de cancer de colon, endometrio, entre otros. En este punto, el uso de la dermatoscopia es muy importante. Considerando los pocos reportes en la literatura sobre dermatoscopia en sebaceomas, presentamos dos casos clinicos en adultos, donde se destaca la presencia de estructuras amarillas homogeneas y vasos coronarios o arboriformes. Abstract. Sebaceoma is an unusual benign sebaceous neoplasm, initially known as sebaceous epithelioma, which generated confusion regarding its tumor biology, given that it is histopathologically less differentiated than sebaceous adenoma, but with a higher differentiation than sebaceous carcinoma. Early diagnosis becomes relevant, given that together with sebaceous adenoma and sebaceous carcinoma, there is a direct association with Muirr-Torre syndrome and therefore the development of colon and endometrial cancer, among others. Because of this, the use of dermatoscopy becomes very important. Given the few reports in the literature on dermatoscopy in sebaceomas, we present two clinical cases, where the presence of homogeneous yellow structures and crown or arboriform vessels stands out.
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