Lung diffusion testing:

Lung diffusion testing measures how well oxygen passes from the air sacs in the lungs into the blood.
- Reviewed last on: 9/13/2008
- Benjamin Medoff, MD, Assistant Professor of Medicine, Harvard Medical School, Pulmonary and Critical Care Unit, Massachusetts General Hospital. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.