aging-lung emphysema

aging-lung emphysema

[¦āj·iŋ ¦ləŋ em·fə′zē·mə]
(medicine)
An asymptomatic pulmonary disease associated with aging, characterized by alveolar dilation due to loss of tissue elasticity.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.