3100 Blue Ridge Road
Suites 100 and 300
Raleigh, NC 27612
10880 Durant Road
Suite 100
Raleigh, NC 27614
Pulmonary function tests, or PFTs, evaluate how well your lungs work. The tests determine how much air your lungs can hold, how quickly you can move air in and out of your lungs, and how well your lungs put oxygen into your blood and remove carbon dioxide from your blood.