polyalveolar lobe

polyalveolar lobe
a congenital disorder characterized in early infancy by the presence of far more than the normal number of alveoli in a lobe of the lungs; thereafter, normal multiplication of alveoli does not take place and they become enlarged, i.e., emphysematous.

Medical dictionary. 2011.

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Look at other dictionaries:

  • polyalveolar — poly·al·ve·o·lar (pol″e al veґə lər) having more than the usual number of alveoli, such as a polyalveolar lobe of a lung …   Medical dictionary

  • lobe — 1. One of the subdivisions of an organ or other part, bounded by fissures, sulci, connective tissue septa, or other structural demarcations. 2. A rounded projecting part, as the l. of the ear. SEE ALSO: lobule. 3. One of the larger divisions of… …   Medical dictionary

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