Daytime Hypercapnia in Adult Patients With Obstructive Sleep Apnea Syndrome in France, Before Initiating Nocturnal Nasal Continuous Positive Airway Pressure Therapy

Article ID	Journal	Published Year	Pages	File Type
9162274	Chest	2005	6 Pages	PDF

Abstract

Daytime hypercapnia was observed in > 1 of 10 patients with OSAS needing CPAP therapy and free of COPD, and was related to the severity of obesity and obesity-related impairment in lung function. However, other mechanisms than obesity are probably involved in the pathogenesis of daytime hypercapnia in OSAS

Keywords

ANTADIR aHI CPAP OSAS Alveolar hypoventilation Carbon dioxide obstructive sleep apnea syndrome Sleep apnea syndrome pickwickian syndrome Obesity-hypoventilation syndrome apnea-hypopnea index body mass index BMI Vital capacity Continuous positive airway pressure Obesity not significant respiratory insufficiency Hypercapnia