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Lung diffusion testing

Lung diffusion testing

Overview

Lung diffusion testing measures how well oxygen passes from the air sacs in the lungs into the blood.

Review Date 11/19/2015

Updated by: Denis Hadjiliadis, MD, MHS, Associate Professor of Medicine, Pulmonary, Allergy, and Critical Care, Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA. Also reviewed by David Zieve, MD, MHA, Isla Ogilvie, PhD, and the A.D.A.M. Editorial team.