[Cogan síndrome. Audio-vestibular findings in a patient and literature review].

Cogan Sindrome is described as the association of non-syphilic interstitial keratitis with vestibulo-auditory symptoms in its typical form. We are reporting a case corresponding to a 32 years old male who consulted at first place for ophthalmic clinic and, two months later, affected of bilateral neurosensorial hearing loss with tinnitus and vestibular dysfunction. In spite of the corticoid treatment our patient has not improved.

[Facial palsy caused by otitis media with effusion in a 9-year old child].

We report the case of a 9 years old child diagnosed as right otitis media with effusion associated to homolateral and peripherical facial palsy, fact very uncommon in the reviewed literature. The patient was treated by miringotomy and insertion of transtympanic drainage recovering his facial function totally after 9 weeks.

[Hyperparathyroidism due to chronic renal failure. Analysis of 32 operated patients].

We report our study of 32 patients diagnosed as hyperparathyroidism due to chronic renal failure (27 secondary forms and 5 tertiary ones), between June 1990 and 2003, that were sent from Nefrology Department for to surgical intervention. The following parameters have been analysed: Age, sex, clinical symptoms, kind of surgery performed, postoperative complications and anatomopathologic result (AP). On 64 nerves exposed, there were no recurrent nerve palsies.