[A case of primary adenocarcinoma of the tympanic cavity behind the intact tympanic membrane].

An extremely rare case of primary adenocarcinoma of the tympanic cavity behind the intact tympanic membrane was presented. A radical surgical treatment and postoperative telegammatherapy was used, with no evidence of recurrence for four years. The authors have described the occurrence of this tumor in the temporal bone, clinical picture, diagnosis difficulties, prognosis and ways of therapy. They have paid attention to the guileful course of disease and non-characteristic symptoms in its initial stage.