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Lung-nontumor

Cystic disease/congenital anomalies

Lobar hyperinflation


Reviewer: Elliot Weisenberg, M.D. (see Reviewers page)
Revised: 22 December 2011, last major update August 2011
Copyright: (c) 2003-2011, PathologyOutlines.com, Inc.

Definition
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● Also called congenital lobar emphysema
● Infants or young children
● Abnormal bronchial development resulting in air trapping, perhaps due to hypoplasia of bronchial cartilage; associated with other cardiopulmonary anomalies
● Affects left or right upper lobe or right middle lobe
● May cause severe compression of other pulmonary lobes
● Not emphysema since no tissue destruction

Case reports
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● 28 day old baby boy (Indian J Anaesth 2009;53:482)

Gross / clinical images
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Intraoperative image


Gross image

Micro description
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● Massive distention of alveolar spaces, but no tissue destruction

Micro images
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Various images

End of Lung-nontumor > Cystic disease/congenital anomalies > Lobar hyperinflation


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