PFT Test

Pulmonary Function Test (PFT)

A Pulmonary Function Test (PFT) is a group of safe, non-invasive breathing tests that evaluate how well your lungs work. These tests measure lung capacity, airflow, oxygen transfer, and overall breathing efficiency to help diagnose and monitor various lung and respiratory disorders.

Dr. Shripad V. Khairnar

Comprehensive Pulmonary Function Testing for accurate diagnosis of asthma, COPD, breathing disorders, and pre-operative lung assessment.

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Lung Assessment
Pulmonary Function Test
Pulmonary Function Test

What is a Pulmonary Function Test?

Pulmonary Function Tests (PFTs), also called Lung Function Tests, are a series of breathing tests that evaluate how well your lungs inhale air, exhale air, and transfer oxygen into your bloodstream. These tests help diagnose lung diseases, monitor ongoing treatment, and assess overall respiratory health.

PFTs are completely safe, painless, and non-invasive. They do not require surgery or instruments inside the body, making them one of the most effective methods for evaluating lung performance.

Lung Capacity
Measures Breathing Ability
Oxygen Exchange
Evaluates Lung Performance

Types of Pulmonary Function Tests

Different Pulmonary Function Tests evaluate various aspects of lung function, helping doctors diagnose and monitor respiratory diseases accurately.

Spirometry

Measures how much air you can inhale and exhale and estimates lung capacity.

Lung Volume Test

Measures the amount of air present in the lungs after inhalation and exhalation.

Gas Diffusion Study

Evaluates how efficiently oxygen moves from the lungs into the bloodstream.

CPET

Assesses how well the heart, lungs, and muscles work together during exercise.

When is a Pulmonary Function Test Performed?

Your doctor may recommend a Pulmonary Function Test (PFT) if you have symptoms related to your lungs or airways, before surgery, or to evaluate the effects of smoking and chronic lung diseases. PFTs are also performed during routine health examinations to assess overall lung health and breathing capacity.

Persistent cough, with or without mucus or phlegm.
Shortness of breath (Dyspnea) during daily activities or exercise.
Chest tightness, pain, or pressure while breathing.
Difficulty taking a deep breath or experiencing breathing discomfort.
Wheezing or abnormal breathing sounds.
Before major surgery to evaluate whether your lungs can safely tolerate anesthesia.
For people who smoke or have a history of tobacco use to assess lung damage.

Spirometry – The Most Common Pulmonary Function Test

Spirometry is the most frequently performed pulmonary function test. It measures how much air you can breathe in and out, how quickly you can exhale, and helps detect airway narrowing or obstruction.

Measures Lung Capacity

Evaluates the total amount of air you can inhale and exhale during normal and forced breathing.

Airflow Measurement

Measures how quickly air moves through your lungs to detect airway obstruction.

Early Disease Detection

Helps identify asthma, COPD, and other respiratory disorders before symptoms become severe.

Why Do Doctors Recommend Pulmonary Function Tests?

Pulmonary Function Tests provide valuable information about lung performance, helping doctors diagnose respiratory diseases, monitor treatment, and determine the best care plan for each patient.

Detect Airway Narrowing

Identifies narrowing or obstruction in the airways that may affect breathing.

Assess Oxygen Transfer

Evaluates how effectively oxygen passes from your lungs into the bloodstream.

Smoking Assessment

Measures the long-term effects of smoking and chronic lung disease on breathing.

Treatment Planning

Helps doctors determine appropriate medications, therapies, and surgical fitness.

Conditions Diagnosed with Pulmonary Function Tests

Pulmonary Function Tests (PFTs) provide valuable information about lung performance and help healthcare providers diagnose a wide range of respiratory disorders. The results also help monitor the progression of lung disease and evaluate the effectiveness of treatment.

Asthma – Detects airway narrowing and evaluates the severity of breathing obstruction.
Chronic Obstructive Pulmonary Disease (COPD) – Assesses airflow limitation caused by chronic bronchitis or emphysema.
Pulmonary Fibrosis – Measures reduced lung capacity caused by scarring of lung tissue.
Respiratory Muscle Weakness – Evaluates breathing muscle strength and lung function.
Tracheal Narrowing – Detects narrowing or blockage of the windpipe affecting airflow.

Benefits of Pulmonary Function Testing

Pulmonary Function Tests are quick, safe, and highly effective for evaluating lung health, detecting respiratory diseases early, and monitoring treatment outcomes.

Early Detection

Identifies lung diseases before symptoms become severe, enabling early treatment.

Monitors Progress

Tracks disease progression and evaluates how well treatment is improving lung function.

Pre-Surgical Assessment

Determines whether your lungs are healthy enough for surgery and anesthesia.

Smoking Damage Assessment

Evaluates the long-term effects of smoking and helps guide smoking cessation treatment.

Personalized Treatment

Helps doctors select the most effective medications and respiratory therapies.

Safe & Non-Invasive

A painless procedure that requires no surgery, injections, or hospitalization.

Looking for a Pulmonary Function Test (PFT) in Kanpur?

Shripad Heart Centre offers advanced Pulmonary Function Testing (PFT) to evaluate lung capacity, breathing efficiency, and respiratory health. Under the expert care of Dr. Shripad V. Khairnar, we provide accurate diagnosis for asthma, COPD, pulmonary fibrosis, and other breathing disorders using modern diagnostic equipment.