Cystic disease / congenital anomalies

Infantile lobar emphysema

Last author update: 1 August 2011
Last staff update: 10 August 2020

Copyright: 2003-2023,, Inc.

PubMed search: lobar hyperinflation

Elliot Weisenberg, M.D.
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Cite this page: Weisenberg E. Infantile lobar emphysema. website. Accessed September 29th, 2023.
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

Congenital lobar hyperinflation

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

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Various images Various images

Various images

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