sleep disordered breathing

Introduction. Prader-Willi syndrome (PWS) is a complex multisystem genetic disorder with neurologic, metabolic, endocrine and behavioral disturbances. The usual consequence of this is numerous respiratory disorders, most of the times it is obstructive sleep apnoea even without severe obesity. Even during the day lungs are not sufficiently ventilated. This occurs because of congenital muscular hypotonia, failing respiratory muscles, scoliosis, kyphoscoliosis or frequently - obesity.