centriacinar emphysema


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Related to centriacinar emphysema: panacinar emphysema, centrilobular emphysema, Paraseptal emphysema, distal acinar emphysema

cen·tri·lob·u·lar em·phy·se·ma

emphysema affecting the central portion of secondary pulmonary lobules, around the central bronchiole, typically involving the superior part of the lungs or lobes; may be related to inflammation of the bronchioles and to the effects of inhaled dust, which aggregates next to respiratory bronchioles; seen in coalworker's pneumoconiosis and (in mild form) asymptomatic city dwellers.

centriacinar emphysema

[sentrē·əsin′ər]
one of the types of emphysema, characterized by enlargement of air spaces in the proximal part of the acinus, primarily at the level of the respiratory bronchioles. Also called centrilobular emphysema, focal emphysema.

cen·tri·lob·u·lar em·phy·se·ma

(sen'tri-lob'yū-lăr em'fi-sē'mă)
Emphysema affecting the lobules around their central bronchioles, causally related to bronchiolitis, and seen in coal-miner's pneumoconiosis.
Synonym(s): centriacinar emphysema.