emphysema (em-fi-se'mah). with air or gas. alveolar e., Distention atrophic e

See vesicular e. cellular e. See subcutaneous e. compensatory e. Pulmonary e. due to defective expansibility of some other portion of the lung, the portion in which the e. develops giving way under the influence of atmospheric pre ure through the air pa ages. e. conjunctivae. A collection of air beneath the conjunctiva, e. orbitae. A collection of air in the meshes of the orbital ti ue, almost always accompanied by e. of the lids. e. vagans. A form of subcutaneous e. in which the collection of air shifts from one part to another. interlobular e. That form of pulmonary e. in which, from the rupture of one or more air vesicles, air is forced into the connective ti ue between the lobules, generally near the apex of the lung, and forms pouches of various sizes, pulmonary e. E. of the lung. See interlobular e. and vesicular e. senile e. The pulmonary e. of the aged; usually preceded by diminished mobility of the ribs. subcutaneous e. Distention of the subcutaneous connective ti ue with air. surgical e., traumatic e. Subcutaneous e. due to traumatism, vesicular e. Of Laennec, that form of pulmonary e. which consists in abnormal dilatation of the air vesicles and consequent over accumulation of air. [Gr., emphysan, to inflate.]