Unusual cases of congenital cholesteatoma of the ear

Congenital cholesteatoma may originate at various sites in the temporal ban e. For example, in the petrous apex, the cerebellopontine angle, the middle ear cavity, the mastoid process or the external auditory canal. The least common site being the mastoid process. We present two cases of congenital c holesteatoma of the mastoid process, each presenting with different symptom s and at different ages. Both patients underwent surgical treatment, which confirmed the diagnosis and radiological findings.