Often testing is needed to determine what sleep disorder a patient has. Delaware Sleep Disorder Centers has facilities throughout Delaware for convenient In Lab overnight testing. There are several types of overnight tests that may be ordered ranging from Diagnostic Polysomnography (PSG) to several types of therapeutic studies including Split Night, CPAP Titration, Bi-Level PAP Titration and ASV Titration. Studies are performed by our nationally credentialed and state licensed Clinical Staff. All studies are read and interpreted by our Medical Staff who have all trained extensively in all aspects of Sleep Medicine.