O objetivo deste estudo é observar se colesteatomas que complicam, apresentam maior expressão imunoistoquímica de matriz-metaloproteinase 2. O colesteatoma é diariamente visto pela maior parte dos otorrinolaringologistas, ...

Objetivo : Estudar os efeitos do acido trans-retinoico, uso topico na orelha externa e regiao justa a membrana timpanica em cobaias, na inibicao da formacao do colesteatoma de orelha media induzido pelo propilenoglicol a ...

Recurrent cholesteatoma is relatively uncommon. Residual middle ear cholesteatomas account for most of the cases of recurrent disease. The limited role of microscopy in the visualization of tridimensional anatomic alterations ...

Middle ear cholesteatoma affected more than 5 million people until the 80`s. Many animal models were used, unsuccessfully, to study an alternative therapy to cholesteatoma. AIM: observe the effect of the trans-retinoic ...

Middle ear cholesteatomas are characterized by the presence of stratified squamous epithelium in this cavity with highly invasive properties causing bone destruction and it may lead to complications. AIM: To study the ...