Upper Airway of Women With Obstructive Sleep Apnea After Bariatric Surgery

Evaluation of upper airway with Magnetic Resonance and polysomnographic at the pre and post operative of 23 women having undergone bariatric surgery (with the Y-Roux technique) for treatment of obesity.

Inclusion Criteria:patients with a recommendation and considered apt for bariatric surgery by the multi-professional groupaged between 18 and 70with a residual (after the 16-week period) BMI above 35 kg/m2polysomnographic obstructive sleep apnea diagnosis: Apnea-Hypopnea Index (AHI) above 5 events per hour associated with a co-morbidity and/or complaints of snoring.Exclusion Criteria:patients with body weight above 180 kg - for the impossibility of having a magnetic resonance (MR)carrying metal artifacts which contraindicate the performing of MRpatients with a history of pharyngeal or neoplasia in the head and neck regionpatients affected by gross craniofacial deformitiespregnant womenprevious UA surgery for OSApatients undergoing any other treatment for OSA.