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Diffusing capacity of the lungs for carbon monoxide

Last revised by Dr Yuranga Weerakkody on 01 Aug 2020

Diffusing capacity of the lungs for carbon monoxide (often abbreviated as DLCO) is a measure that determines how much oxygen travels from the alveoli of the lungs to the bloodstream. It is an index of the surface area available for gas exchange.

It becomes decreased in situations such as

Increased levels are sometimes associated with 2

See also

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