Most of the time the respiratory events are associated with snoring oxygen desaturations and brief arousal from sleep. Obstructive sleep apnea diagnosis. Diagnosis Of Sleep Apnea Sleep Apnea Cure For Sleep Apnea Apnea Obstructive sleep apnea osa also referred to as obstructive sleep apnea hypopnea osah is a sleep disorder that involves cessation or significant decrease in airflow in the presence of breathing effort. Obstructive sleep apnea diagnosis . In this treatment a machine delivers air pressure through a piece that fits into your nose or is placed over your nose and mouth while you sleep. They may also want to ask people who live with you about your sleep habits. These episodes are due to complete or partial collapse of upper airway. Obstructive sleep apnea occurs when the muscles in the back of your throat relax too much to allow normal breathing. Obstructive sleep apnea osa is characterized by episodes of breathing cessation or shallow breathing in sleep. These mus...