| emphysema | <chest medicine> A pathological accumulation of air in tissues or organs, applied especially to such a condition of the lungs. (18 Nov 1997) |
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| familial emphysema | Emphysema inherited in association with severe alpha-1 antitrypsin deficiency. It may occur as an isolated feature or with cutis laxa and haemolytic anaemia. (05 Mar 2000) |
| unilateral lobar emphysema | A state in which the roentgenographic density of one lung (or one lobe) is markedly less than the density of the other(s) because of the presence of air trapped during expiration. Synonym: Macleod's syndrome, Swyer-James syndrome. (05 Mar 2000) |