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BACKGROUND Sleep hypoventilation has been proposed as a cause of progressive hypercapnic respiratory failure and death in patients with severe chronic obstructive pulmonary disease (COPD). A study was undertaken to determine the effects of nocturnal non-invasive bi-level pressure support ventilation (NIV) on survival, lung function and quality of life in(More)
Acute airway obstruction in achalasia can result from an air-filled oesophagus compressing on the trachea. Decompression of the mega-oesophagus can be achieved using a nasogastric tube. A 73-year-old woman presented to the emergency department with a 4-hour history of worsening dyspnoea and 8-week history of progressive dys-phagia to both solids and liquids(More)
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