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‖ emphysema Med.|ɛmfɪˈsiːmə|
Also ? 9 emphysem.
[mod.L., a. Gr. ἐµϕύσηµα inflation, f. ἐµϕυσά-ειν to puff up.]
‘The swelling of a part caused by the presence of air in the interstices of the connective tissue’ (Syd. Soc. Lex.). Also (the usual sense of the unqualified word), an enlargement of the air vesicles of the lungs (pulmonary or vesicular emphysema).
1661Lovell Hist. Anim. & Min. 329 The emphysema or inflation thereof, which is a swelling, caused by external causes. 1764Watson in Phil. Trans. LIV. 242 The disorder..was made infinitely worse by the emphysema. 1828Webster, Emphysema, emphysem. 1842Med.-Chir. Trans. XXV. 103, I may mention emphysema of the lungs, which almost always affects both lungs in a symmetrical manner. 1883–4Med. Ann. 40/2 Asthma..accompanied by emphysema. a1883C. H. Fagge Princ. & Pract. Med. (1886) I. 875 Emphysema of the lungs—or ‘emphysema’, as it is often called without any addition, when there can be no doubt that a pulmonary affection is intended. 1920Nature 26 Feb. 703/1 Reference is made to the question of the production of emphysema of the lungs (a condition of permanent distension with other changes) by the playing of wind-instruments. 1955Sci. News Let. 4 June 354/1 Chronic bronchitis..may also be found in such other chest diseases as pulmonary emphysema, silicosis, [etc.]. 1966Wright & Symmers Syst. Path. I. x. 348 The term ‘vesicular emphysema’ is used by some authors for emphysema of air spaces to distinguish it from ‘interstitial emphysema’ in which air escapes from the air spaces into the interstitial structures of the lungs. |