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What is Pulmonary Function Testing (PFT)?

About

Pulmonary function tests (PFTs) are a category of tests that measure how well your lungs function. This incorporates how well you're ready to inhale and how powerful your lungs are to circulate oxygen to other body parts.

Your specialist may order these tests
- if you're having indications of lung issues
- if you're frequently exposed to specific substances in nature or working environment
- to screen the course of serious lung illness, for example, asthma or chronic obstructive pulmonary disease (COPD)
- to survey how well your lungs are functioning before you undergo a surgery

PFTs are also called lung function tests.

When is PFT recommended?

Your specialist will arrange these tests to decide how your lungs are functioning. Assuming you have a condition that is affecting your lungs, your specialist may arrange this test to check the advancement of the condition and how the reaction to a treatment.

Preparing for the PSA Test

It's critical that you don't eat a vast meal before testing. A full stomach can keep your lungs from breathing in completely. Also, it is better you avoid food and beverages that contain caffeine, for example, chocolate, espresso, and tea, before your test. Caffeine can cause your airways to be progressively open, which could influence the consequences of your test. You ought to likewise abstain from smoking at least an hour prior to the test and strenuous exercise before the test.

Understanding the test results

A few distinct sorts of estimations are taken amid pulmonary function testing. The outcomes tell your doctor how well your lungs function. Irregular outcomes could recommend that you have a lung issue or a lung illness, for example,
- asthma
- chronic obstructive pulmonary disease (COPD)
- scarring of the lung tissue (pulmonary fibrosis)
- heart failure
- loss of lung tissue

For other concerns, visit a doctor.
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