Central Sleep Apnea Index
In central sleep apnea you repeatedly stop breathing while you sleep because your brain doesn t tell your muscles to breathe. In contrast to obstructive sleep apnea osa in which ongoing respiratory efforts are observed central apnea is defined by a lack of respiratory effort during cessations of airflow. Academy Of Sleep Med On What Causes Sleep Apnea Central Sleep A diagnosis of central sleep apnea is made when central apneas and or hypopneas constitute 50 or more of the respiratory events and the central apnea index on an overnight. Central sleep apnea index . In some cases the sleeping csa patient displays not a periodic failure to breathe at all but a periodic shallow breathing or underbreathing that alternates with deep overbreathing a condition known as cheyne stokes breathing. But a person can have both conditions such as with a medical problem called obesity hypoventilation syndrome. Doctors also use the term hypopnea event which has a slightly different explanation compare...