For patients struggling to breathe because of acute respiratory failure, clearing mucus from the airways is a routine part of ...

Doctors have few options for patients who develop a life-threatening lung condition called acute respiratory distress syndrome, or ARDS. A frequent cause of death during the COVID-19 pandemic, ARDS ...

Similarly, the appearance of low δ 13 C signatures in the upper ocean at a wide number of locations globally during the deglaciation 7, 15, which is usually taken as evidence for the re-ventilation of ...

This review focuses on the effects of altitude exposure from 1 to several days or weeks as occurs in tourists, trekkers, and mountaineers who visit high altitude and normally reside near sea level. We ...

Definitions of hypoxaemia, hypoxia, type 1 respiratory failure and hyperoxaemia Definition of hypercapnia and type 2 respiratory failure Definition of acidosis (respiratory acidosis and metabolic ...

Introduction Upper aerodigestive tract endoscopy is routinely performed for the diagnosis and staging of head and neck cancers. These procedures are commonly conducted under general anaesthesia with ...