 Should he succeed in reducing further, we might consider re-running a sleep study to determine whether he still requires a CPAP.,PLANS: , In the meantime, if it is also that the possible nasal obstruction is contributing to snoring and obstructive hypopnea. 
Should he succeed in reducing further , we might consider re - running a sleep study to determine whether he still requires a CPAP.,PLANS : , In the meantime , if it is also that the possible nasal obstruction is contributing to snoring and obstructive hypopnea .