Effects of body position on the upper airway of patients with obstructive sleep apnea

• Published in: American journal of respiratory and critical care medicine Vol. 152; no. 1; p. 179
• Main Authors: Pevernagie, D A, Stanson, A W, Sheedy, 2nd, P F, Daniels, B K, Shepard, Jr, J W
• Format: Journal Article
• Language: English
• Published: United States 01.07.1995
• Subjects: Case-Control Studies; Humans; Male; Middle Aged; Polysomnography; Posture; Respiratory System - diagnostic imaging; Respiratory System - physiopathology; Sleep Apnea Syndromes - diagnostic imaging; Sleep Apnea Syndromes - physiopathology; Tomography, X-Ray Computed - methods; Wakefulness

Fast-CT scanning was used to study the effects of changes in body position on upper airway (UA) size and shape in 11 awake subjects with obstructive sleep apnea (OSA). Six patients with position (P)-dependent OSA were compared with five patients with nonposition (NP)-dependent OSA. Scans were repeat...