[Middle ear tuberculosis extended to the skull base in a teenager: a case report].

Tuberculosis of the middle ear and mastoid is a rare disease in our countries. Nevertheless, it still occurs and the diagnosis must be considered in the differential diagnosis, especially in particular populations, of acute or chronic ear drainage. Diagnosis is not always easy, as in this case report, where the disease is disseminated, involving the skull and the lung. The discussion highlights the difficulty of diagnosis, and the different actual aspects of treatment.