Withdrawal of CPAP Therapy Results in Rapid Recurrence of OSA

The benefits of continuous positive airway pressure machines (CPAP) for patients with obstructive sleep apnea (OSA) are quickly reversed when the therapy is withdrawn, according to Swiss research.

The findings appear online in the articles-in-press section of the American Thoracic Society’s American Journal of Respiratory and Critical Care Medicine.

“In patients with obstructive sleep apnea who are established on CPAP treatment, withdrawal of the therapy is associated with a rapid recurrence of OSA and sleepiness within a few days” said Malcolm Kohler, MD, senior consultant at the Sleep Disorders Centre and Pulmonary Division of the University Hospital in Zurich. “After 14 days of CPAP withdrawal, OSA patients experienced considerable increases in heart rate and blood pressure as well as a deterioration in vascular function.” Continue reading