URIC ACID INFLAMMATION OF THE MIDDLE EAR, MEMBRANA TYMPANI AND MASTOID.

Endoscopic Middle Ear and Mastoid Surgery for Cholesteatoma

Introduction: To reduce incidence of residual cholesteatoma following ear surgery; and to reduce the need for second look “open” mastoidectomy using endoscopic mastoidotomy. Ten-year retrospective chart review of 249 primary cholesteatoma cases (1994-2004) with a minimum follow-up of two years.  The first objective was to evaluate the effectiveness of otoendoscopy in reducing the incidence of “...

On the Structure of the Membrana Tympani in the Human Ear.

Sinonasal inverted papilloma involving the middle ear and the mastoid.

1 MD by the Federal University of Ceará (Resident Physician at the ENT Service of the Walter Cantídio University Hospital of the Medical School of the Federal University of Ceará). 2 PhD in Medicine by the Medical School of the University of São Paulo (Adjunct Professor in the ENT Course of the Medical School of the Federal University of Ceará). 3 PhD in Medicine by the Federal University of Ce...

Role of the Mastoid in the Middle Ear Function

Secretory otitis media (SOM) is one of the causes of permanent hearing loss. The key factor in the pathogenesis of the SOM is a chronic under-atmospheric middle ear (ME) pressure, which is assigned mainly to an altered ME gas exchange in combination to an impaired Eustachian tube (ET) function. Recent research pointed to the importance of the mastoid in the ME pressure balance related to ambien...

Middle Ear and Mastoid Microsurgery - Sanna / Sunose / Mancini, Preamble