Medicine Cystic fibrosis & Sleep apnea f097b8f7 All of the following criteria are used for diagnosis of obesity hypoventilation syndrome except A Hypeension B Sleep disorder breathing C BMI >= 30 Kg/ m2 D PaCO2>= 45mmhg High-Yield Explanation CRITERIA for Obesity Hypoventilation syndrome - BMI >30 PCO2 > 45 mmHg Sleep disordered breathing