Everything You Need to Know About a Pulmonary Function Test

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A Pulmonary function test involves a set of tests that help to measure the functioning of the lungs. It examines how well the patient is able to breathe and how effectively the lungs are capable of bringing oxygen to rest of the body parts. These tests are also known as Spirometry or lung function tests. Pulmonary function test cost is inexpensive in nature and can be performed at any diagnostic centre of India.

Why are these tests done?

A doctor may order these tests-

To prepare for a PFT test, the patient needs to consult with the doctor regarding medications. The doctor might ask the patient to stop taking medicines before performing the test. One needs to make sure not to eat heavy meal before the test. This is because, a full stomach just before the test prevents the lungs from inhaling properly. A doctor also asks to avoid in taking food and drinks containing caffeine, such as - coffee, chocolate, tea, etc. One should also avoid smoking and strenuous exercise before the test. He or she should wear loose-fitting clothes.

What are the types of measurement used for a pulmonary test?

Pulmonary function test interpretation can vary from one laboratory to another. However, the types of information that are obtained from this test can be categorized into four groups-

Pulmonary function test or PFT test possesses minimal or no risk and is safe for all. However, as because, the test requires one to breathe in and out quickly, people may feel nauseous and dizzy. It can cause problems if -