Figure (IMAGE) Society of Nuclear Medicine and Molecular Imaging Caption Left grouping: Mild OSA in a 38-year-old male, untreated. Center: Moderate OSA in a 49-year-old male, untreated. Right: Severe OSA in a 63-year-old male, untreated. Credit Wang R, Wu P, Li L, et al. Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.