Lung - nontumor
Other nonneoplastic disease
Muscular hyperplasia of lung

Topic Completed: 1 December 2011

Revised: 30 January 2019, last major update December 2011

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

PubMed search: "muscular hyperplasia" lung

Elliot Weisenberg, M.D.
Page views in 2019: 248
Page views in 2020 to date: 113
Cite this page: Weisenberg E. Muscular hyperplasia of lung. website. Accessed May 28th, 2020.
Definition / general
  • May represent end stage of interstitial pneumonia
Gross description
  • Resembles cirrhotic liver, sometimes called "muscular cirrhosis"
Microscopic (histologic) description
  • Marked smooth muscle hyperplasia throughout lung parenchyma, fibrosis
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