Lung - nontumor
Cystic disease / congenital anomalies
Lobar hyperinflation

Author: Elliot Weisenberg, M.D. (see Authors page)

Revised: 22 February 2017, last major update August 2011

Copyright: (c) 2003-2017,, Inc.

PubMed search: lobar hyperinflation

Cite this page: Lobar hyperinflation. website. Accessed December 14th, 2018.
Definition / general
  • 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
Gross images

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Congenital lobar hyperinflation

Microscopic (histologic) description
  • Massive distention of alveolar spaces, but no tissue destruction
Microscopic (histologic) images

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Various images