Polysomnography (PSG)

An overnight sleep study in which sleep stages and breathing are monitored.

Continuous Positive Airway Pressure ( CPAP Titration)

Flows of positive-pressure air through a mask to splint the airway open for sleep apnea treatment


When moderate or severe sleep apnea has been discovered or strongly suspected during the first part of the night's study. The second half of the night is used to determine the necessary CPAP pressure required to alleviate apnea


A daytime study for patients who have anxiety about starting PAP therapy, are claustrophobic, or are having difficulty tolerating PAP therapy for their sleep-related breathing disorder

Multiple Sleep Latency Test (MSLT)

An objective test to evaluate sleepiness 

Maintenance of Wakefulness Test (MWT)

An objective test used to document that a sleep/breathing treatment is effective. This test is required by transportation authorities to give employees the approval they need to return to their job after treatment for a sleeping disorder has been under way. 

Home Sleep Test (HST)

Generally used to diagnose obstructive sleep apnea and the study can be performed at home.