Collapsed lung

Understanding COPD

Medical Definition of Collapsed lung

Collapsed lung: Failure of full expansion of a once fully expanded lung. Medically called atelectasis. The word comes from the Greek "a-" (without) + "telos" (complete) + "rectasis" (expansion) = without complete expansion.


Quick GuideCOPD Lung Symptoms, Diagnosis, Treatment

COPD Lung Symptoms, Diagnosis, Treatment

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Reviewed on 6/9/2016

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