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Pulmonary function test
Pronunciation
Definition 1
A test used to measure how well the lungs work. It measures how much air the lungs can hold and how quickly air is moved into and out of the lungs. It also measures how much oxygen is used and how much carbon dioxide is given off during breathing. A pulmonary function test can be used to diagnose a lung disease and to see how well treatment for the disease is working. Also called lung function test and PFT. (NCI Dictionary)
Definition 2
A broad range of tests that are performed to assess how well lungs inhale and exhale air and how efficiently they transfer oxygen into the blood. (NCI Thesaurus)
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