What is carbon monoxide diffusing capacity testing?

Also known as: DLCO testing, transfer factor for carbon monoxide, TLCO, lung diffusion testing.

Carbon monoxide diffusing capacity testing measures how well the lungs exchange oxygen and carbon dioxide. It’s useful for diagnosing a variety of different breathing problems.

 

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Reviewed by: Antonio Rodriguez, MD

This page was last updated on: 1/29/2019 3:21:13 PM