Michael Lippmann

What every physician needs to know: Millions of people travel to high altitude every year for recreation, exploration, and work. Ascent to high altitude is associated with physiological changes that may manifest as altitude-related illness. Altitude-related illnesses range from acute mountain sickness, which is common and usually mild, to life-threatening high-altitude pulmonary edema and high-altitude…

What every physician needs to know: The upper airway is defined as the airway segment between the nose or mouth and the main carina, which is located at the lower end of the trachea. The central airways refer to the trachea and the main-stem bronchi. Unlike the lower conducting airways, such as the main, lobar,…