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Medical Term:

extrinsic allergic alveolitis


Definition: pneumoconiosis resulting from hypersensitivity due to repeated inhalation of organic dust, usually specified according to occupational exposure; in the acute form, respiratory symptoms and fever start several hours after exposure to the dust; in the chronic form, there is eventual diffuse pulmonary fibrosis after exposure over several years.

© Copyright 2016 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.