THE need to lessen hypoxemia during acute episodes of worsened respiratory failure in patients with chronic obstructive lung disease is generally accepted. This situation poses a special problem in ...

A nasal cannula is a medical device that provides supplemental oxygen therapy to people who have lower oxygen levels. There are two types of nasal cannulas: low flow and high flow. The device has two ...

To the Editor: Frat and colleagues (June 4 issue) 1 report a survival benefit with high-flow oxygen, as compared with standard oxygen or noninvasive ventilation, in patients with acute hypoxemic ...

Nasal cannulas and face masks are used to deliver oxygen to people who don’t otherwise get enough of it. They are commonly used to provide relief to people with respiratory disorders. A nasal cannula ...

The paranasal sinuses are small, air-filled cavities, located within the bony structures of the face, which communicate with the nasal space via small openings (ostia). Sinusitis occurs as a result of ...