Effect of sinonasal surgery on middle ear pressure

Effect of laryngoscopy on middle ear pressure during anaesthesia induction.

AIMS The procedure of laryngoscopic orotracheal intubation (LOTI) has many impacts on several parts of the body. But its effect on middle ear pressure (MEP) is not known well. The purpose of this study is to evaluate the MEP changes subsequent to insertion of endotracheal tube with laryngoscope. SUBJECTS AND METHODS 44 patients were included in this study with a normal physical examination of...

On Pressure Regulation of the Middle Ear

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 “...

The effect of continuous positive airway pressure on middle ear pressure.

OBJECTIVES/HYPOTHESIS While continuous positive airway pressure (CPAP) is commonly used for obstructive sleep apnea treatment, its effect on middle ear pressure is unknown. The purpose of this study was to measure the effect of CPAP on middle ear pressure and describe the correlation between CPAP levels and middle ear pressures. STUDY DESIGN Retrospective review of normal tympanometry values ...

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...