interstitial emphysema of the lungs due to spontaneous rupture of the alveoli.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.
Spontaneous mediastinal emphysema with a crunching sound heard during auscultation of the heart.
See also: Hamman, Louis
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