“Deventilation Syndrome” in CPAP Users with Obstructive Sleep Apnea: Clinical Impact and Solutions

Obstructive sleep apnea is characterized by intermittent upper airway obstruction during sleep. The most effective treatment is continuous positive airway pressure (CPAP) to keep the airway open. In some cases, severe morning dyspnea is seen just after interruption from CPAP therapy, commonly called deventilation syndrome. This chapter reviews the underlying mechanisms that are still not clarified and how to avoid the syndrome.