Doctors use lung diffusion tests to measure how well a person’s lungs exchange oxygen and carbon dioxide. The test can detect lung damage and help diagnose lung conditions, including emphysema and ...

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 ...

What Are Pulmonary Function Tests (PFTs)? Pulmonary function tests (PFTs) are lung tests. They show how well your lungs work. They’re noninvasive, which means that the doctor doesn’t cut you or put ...

Doctors carry out pulmonary function tests to check how well a person’s lungs work and identify any issues. The tests are noninvasive and provide measurements, such as lung capacity, volume, and gas ...

From asthma to chronic obstructive pulmonary disease (COPD), there are a variety of conditions that can affect the lungs. Wheezing or general shortness of breath may be signs that the lungs aren’t ...

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 ...