Hypersensitivity pneumonitis

From Biology-Online Dictionary
Jump to: navigation, search

Hypersensitivity pneumonitis

(Science: radiology) Aka: chronic extrinsic allergic alveolitis, pathology: proliferation of epithelial cells, elaboration of reticulum fibres, findings: interstitial reticulonodular pattern (basilar distribution), volume loss (cicatrization atelectasis) in upper lobes, pleural effusion (rare), lymph node enlargement may occur