Spirometry: Procedure | 合法醫療器材資訊網

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Spirometry is a standard test doctors use to measure how well your lungs are functioning. The test works by measuring airflow into and out of your lungs.

To take a spirometry test, you sit and breathe into a small machine called a spirometer. This medical device records the amount of air you breathe in and out as well as the speed of your breath.

Doctors use spirometry tests to diagnose[1] these conditions:

They also allow your doctor to monitor chronic lung conditions to check whether your current treatment is improving your breathing.

Spirometry is often done as part of a group of tests known as pulmonary function tests[2].