Noninvasive ventilation via bilevel positive airway pressure improved sleep in a child with congenital central hypoventilation syndrome: a case report

Congenital central hypoventilation syndrome (CCHS) is rare in the world and the survival rate is low. The surviving children need lifelong ventilatory support. The sleep is closely related to nervous system development; however, there is a lack of studies on sleep in patients with CCHS.