[Thoughts apropos of a case of adenomyoepithelioma of the breast].

We have observed one case of adenomyoepithelioma of the breast in a 65-years-old woman. Mammography was suspicious of malignancy. Morphological features were characteristic of this tumor. The origin of tumor cells was defined by immunohistochemical study using keratin and actin. The follow-up is not sufficient to predict the prognosis of our case.