Normal sleep on mechanical ventilation in adult patients with congenital central alveolar hypoventilation (Ondine's curse syndrome).

Background: The purpose of this study was to describe the sleep structure (especially slow wave sleep) in adults with congenital central hypoventilation syndrome (CCHS), a rare genetic disease due to mutations in the PHOX2B gene. Fourteen patients aged 23 (19.0; 24.

Subjective symptoms in idiopathic hypersomnia: beyond excessive sleepiness.

Patients with idiopathic hypersomnia never feel fully alert despite a normal or long sleep night. The spectrum of the symptoms is insufficiently studied. We interviewed 62 consecutive patients with idiopathic hypersomnia (with a mean sleep latency lower than 8 min or a sleep time longer than 11 h) and 50 healthy controls using a questionnaire on sleep, awakening, sleepiness, alertness and cognitive, psychological and functional problems during daily life conditions.

Dreamlike mentations during sleepwalking and sleep terrors in adults.

Background: Sleep terrors and sleepwalking are described as arousals from slow wave sleep with no or poor mental recollection.

Objective: To characterize the mental content retrospectively associated with sleep terrors or sleepwalking.

Setting: University Hospital.