Hypersensitivity pneumonitis involves inhalation of an antigen. This leads to an exaggerated immune response (hypersensitivity). Type III hypersensitivity and type IV hypersensitivity can both occur depending on the cause. Diagnosis. The diagnosis is based upon a history of symptoms after exposure to the allergen and clinical tests.
Whitewater definition, of or moving over or through rapids: whitewater rafting down the Colorado River. See more.
The great white shark is an exceptionally large lamniform shark found in coastal surface waters in all major oceans. Reaching lengths of more than 20 ft and weighing up to 4,938 lb, the great white shark is arguably the worldâs largest known predatory fish. It is the only surviving species of its genus.