The diffusion capacity of the lung for carbon monoxide (DLCO) is used to measure the body's ability to transfer oxygen across the alveolar-capillary membrane. [1] Internists use this test to identify ...

Background—Pulmonary diffusing capacity for carbon monoxide (Dlco), alveolar capillary membrane diffusing capacity (Dm), and pulmonary capillary blood volume (Vc) are all significantly reduced after ...

If your doctor needs to figure out why you're having trouble breathing or to check for other lung problems, they may suggest lung diffusion testing. It measures how well your lungs are working. Lung ...

The National Academies of Sciences, Engineering, and Medicine are private, nonprofit institutions that provide expert advice on some of the most pressing challenges facing the nation and world. Our ...

Background: A 42-year-old woman with limited cutaneous systemic sclerosis presented with rapid-onset dyspnea on exertion, which had developed over the previous 8 weeks. She had not experienced any ...