Objectives Sleep at extreme altitudes is characterized by the repetitive occurrence of central
apneas that in some cases may lead to a marked decrease in arterial oxygen saturation …

Nocturnal nasal intermittent positive pressure ventilation (NIPPV) is an effective means of
normalizing awake blood gases in patients with respiratory insufficiency due to …

The author discusses the high prevalence of sleep-related breathing disorder and the
alarming list of associated co-morbidities. The author mentions the association of sleep …

At altitudes above 2,500 m, ventilation in healthy subjects commonly shows periodic
breathing: an oscillatory behavior with alternating periods of hyperventilation followed by …

Central sleep apnea (CSA) is characterized by periodic breathing (PB) during sleep, defined
as intermittent periods of apnea/hypopnea and hyperventilation, with associated acute …

Chronic mountain sickness (CMS) patients have lower arterial O2 saturation (SaO2) during
sleep compared with healthy high-altitude residents, but whether nocturnal arterial O2 …

A randomised, double-blind, placebo-controlled study was conducted to evaluate the effects
of theophylline and acetazolamide in the treatment of sleep-disordered breathing (SDB) …

Abstract Study Objectives Patients with chronic obstructive pulmonary disease (COPD) have
impaired pulmonary gas exchange near sea level. The purpose of the current study was to …

Disorders of breathing during sleep comprise many different syndromes and frequently pose
diagnostic and therapeutic challenges for the neurologist. The consequences of such …

Objective: We have previously shown that patients with obstructive sleep apnea (OSA) have
a respiratory-related cortical activity during wakefulness in sitting position. This cortical …