Full Pulmonary or Lung Function Test (PFT)

The Pulmonary Function Test (PFT) is a non-invasive lung test that is performed to examine the functioning of the lungs. The PFT lung test helps to diagnose lung disorders and respiratory diseases. It also helps to decide and start the right treatment plan.

There are two main methods to do PFT. They are -


Pulmonary Function Test Results

  • Peak Expiratory Flow Rate (PEFR): This measures how fast a person can blow air out of their lungs.
  • Vital Capacity (VC): This is the total amount of air a person can exhale after taking a deep breath.
  • Forced Vital Capacity (FVC): This measures how much air a person can forcefully exhale after taking a deep breath.
  • Tidal Volume (VT): This is the amount of air a person breathes in and out normally.
  • Minute Volume (MV): This measures how much air a person breathes out in one minute.
  • Functional Residual Capacity (FRC): This is the amount of air left in the lungs after a normal exhale.
  • Total Lung Capacity (TLC): This measures the total volume of air in the lungs when they are completely full.
  • Residual Volume (RV): This is the amount of air that remains in the lungs after a person has exhaled as much as they can.
  • Forced Expiratory Volume (FEV): This measures how much air is exhaled during the first, second, and third seconds of the FVC test.
  • Forced Expiratory Flow (FEF): This measures the average speed of air flow during the middle part of the FVC test.

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Full Lung Function (PFT) Test Cost

Test Type Lung function test
Preparation Wear loose clothing and comfortable shoes. Avoid smoking, drinking alcohol, eating large meals, using a short-acting inhaler or doing heavy exercises before the test. Avoid jewellery that may interfere with your breathing.
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Pulmonary Function Test (PFT) Cost in Hyderabad Rs. 1500 to Rs.2500 approximately.
Pulmonary Function Test (PFT) Cost in Vizag Rs. 1200 to Rs.2200 approximately.
Pulmonary Function Test (PFT) Cost in Nashik Rs. 1300 to Rs.2300 approximately
Pulmonary Function Test (PFT) Cost in Aurangabad Rs. 1200 to Rs.2200 approximately
Pulmonary Function Test (PFT) Cost in Nellore Rs. 1200 to Rs.2200 approximately
Pulmonary Function Test (PFT) Cost in Chandanagar Rs. 1200 to Rs.2200 approximately
Pulmonary Function Test (PFT) Cost in Srikakulam Rs. 1200 to Rs.2200 approximately
Pulmonary Function Test (PFT) Cost in Sangamner Rs. 1200 to Rs.2200 approximately
Pulmonary Function Test (PFT) Cost in Kurnool Rs.1400 to 2400 approximately
Pulmonary Function Test (PFT) Cost in Kakinada Rs. 1500 to Rs.2500 approximately
Pulmonary Function Test (PFT) Cost in Karimnagar Rs. 1200 to Rs.2200 approximately
Pulmonary Function Test (PFT) Cost in Zaheerabad Rs. 1200 to Rs.2200 approximately
Pulmonary Function Test (PFT) Cost in Sangareddy Rs. 1200 to Rs.2200 approximately
Pulmonary Function Test (PFT) Cost in Nizamabad Rs. 1000 to Rs.2000 approximately
Pulmonary Function Test (PFT) Cost in Mumbai Rs. 1300 to Rs.2300 approximately
Pulmonary Function Test (PFT) Cost in Begumpet Rs. 1400 to Rs.2400 approximately
Pulmonary Function Test (PFT) Cost in Vizianagram Rs. 1200 to Rs.2200 approximately

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Pulmonary function tests findings

Pulmonary function tests, or lung function tests are used to measure lung volume or capacity, the rate of the flow inside the lungs, and gas exchange. For people suffering from lung disorders or any kind of infection, the value differs.

Pulmonary function test Normal value (95 per cent confidence interval)
FEV1 80% to 120%
FVC 80% to 120%
Absolute FEV1/FVC ratio Within 5% of the predicted ratio
TLC 80% to 120%
FRC 75% to 120%
RV 75% to 120%
DLCO > 60% to <120%
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Frequently Asked Questions

What is PFT Test?

A pulmonary function test (PFT) measures lung function by assessing airflow, lung capacity, and gas exchange. It helps diagnose respiratory issues and monitor treatment effectiveness.

Which lung disorders can be diagnosed with the PFT test?

Is the PFT test painful?

No, it is a painless procedure.

How long does the PFT test take to complete?

It takes 30 minutes to complete.

What is the cost of PFT in Hyderabad?

The price of PFT in Hyderabad is Rs.500 to Rs 1000 approximately.

What preparation is needed for the PFT?

The preparation needed before the PFT is:

Is PFT a safe test?

Yes, PFT is a safe test.

What are the risks involved in a pulmonary function test?

PFTs are generally safe, but risks include shortness of breath, coughing, dizziness, chest discomfort, and rare infections.

Is it OK to drink coffee before a PFT?

Avoid consuming caffeine products before a PFT test.

What does it mean if I fail a pulmonary function test?

If you fail a pulmonary function test, it will show abnormal results and it indicates that you have lung or chest disease.

Who conducts a pulmonary function test?

A pulmonologist performs the pulmonary function test.

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