Obstructive Sleep Apnea Syndrome as a Complication After Tracheal Surgery Obstructive Sleep Apnea Syndrome as a Complication After Tracheal Surgery Download Night-time Bradyarrhythmia in a Patient with Mild Obstructive Sleep Apnea Syndrome is Reversed With CPAP Treatment Periodic Limb Movements in Sleep: Irrelevant Epiphenomenon, Marker for a Potential Problem, or a Disorder?