Pulmonary Function Test (PFT)

Pulmonary Function Test (PFT)

Pulmonary Function Test – Lung Function Test for Accurate Respiratory Assessment

A Pulmonary Function Test (PFT) is a non-invasive diagnostic test used to evaluate how well your lungs are working. It measures lung capacity, airflow, and oxygen exchange, helping detect and monitor respiratory conditions.

Pulmonary function testing is essential for identifying lung diseases early and managing breathing-related problems effectively.

What Is a Pulmonary Function Test?

A Pulmonary Function Test is a series of breathing tests that assess:

  • How much air your lungs can hold

  • How fast can you breathe in and out

  • How efficiently your lungs deliver oxygen to the body

It is commonly performed using a device called a spirometer.

Why Is Pulmonary Function Testing Important?

Lung diseases often go unnoticed in the early stages. PFT helps in:

  • Detecting lung conditions early

  • Diagnosing asthma, COPD, and bronchitis

  • Monitoring existing respiratory diseases

  • Evaluating lung function before surgery

  • Assessing the effects of smoking or pollution

Who Should Get a Pulmonary Function Test?

  • People with chronic cough or breathing issues

  • Smokers or ex-smokers

  • Individuals with asthma or COPD

  • People exposed to dust, pollution, or chemicals

  • Patients undergoing surgery (pre-operative check)

What are the Types of Pulmonary Function Tests?

  • Spirometry (most common)

  • Lung Volume Measurement

  • Diffusion Capacity Test

  • Peak Flow Test

What are the Benefits of a Pulmonary Function Test?

  • Early detection of lung diseases

  • Non-invasive and painless

  • Quick and reliable results

  • Helps track treatment progress

  • Improves long-term respiratory health

Why Choose Our Diagnostic Centre for PFT?

  • Advanced spirometry equipment

  • Accurate and quick results

  • Experienced technicians

  • Comfortable testing environment

  • Affordable pricing 

How to Prepare for a Pulmonary Function Test?

  • Avoid smoking before the test

  • Do not take heavy meals before testing

  • Avoid bronchodilator medicines (if advised)

  • Wear comfortable clothing

Frequently Asked Questions

A pulmonary function test is a lung test that measures breathing capacity, airflow, and oxygen exchange to assess how well your lungs are working.

It helps detect conditions like asthma, COPD, bronchitis, lung fibrosis, and other respiratory disorders.

No. It is completely painless and non-invasive, involving only breathing into a machine.

The test usually takes 15–30 minutes.

Fasting is not required, but avoid heavy meals before the test.
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