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Posts published in August 2019

Hypersensitivity Pneumonitis

Hypersensitivity pneumonitis (also called allergic alveolitis) is a disease in which the air sacs (alveoli) of the lungs become inflamed when certain dusts are inhaled to which the person is sensitized or allergic. These dusts contain organic substances, such as fungus spores from moldy hay or the droppings of birds. When a person inhales such dusts the first time, no…