Lung diffusion testing


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Lung diffusion testing
Alternative Names

Diffusing capacity; DLCO test


Normal Values

Normal test results depend on a person's age, sex, and height.


What abnormal results mean

Abnormal results generally mean that gases do not move normally across the lung tissues. This may mean that lung diseases, such as  interstitial fibrosis, sarcoidosis, asbestosis, and emphysema, are present.



Review Date: 08/10/2005
Reviewed By: David A. Kaufman, M.D., Assistant Professor, Division of Pulmonary, Critical Care & Sleep Medicine, Mount Sinai School of Medicine, New York, NY. Review provided by VeriMed Healthcare Network.


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