Pulmonary Function Tests (PFT)
Pulmonary Function Tests (PFT) are simple, non-invasive tests that measure how well your lungs are working. They help diagnose lung conditions, track disease progression, and guide treatment. Here’s an :
Types of Pulmonary Function Tests
Spirometry
What It Measures: How much and how quickly you can exhale.
- Forced Vital Capacity (FVC): Total air exhaled after a deep breath.
- Forced Expiratory Volume in 1 Second (FEV1): Air exhaled in the first second.
- Uses: Diagnoses asthma, COPD, and other lung diseases.
Body Plethysmography
What It Measures: Lung volumes and how much air your lungs can hold.
- Total Lung Capacity (TLC): Total lung volume after a full inhalation.
- Residual Volume (RV): Air left in the lungs after exhaling.
- Uses: Diagnoses restrictive lung diseases and assesses hyperinflation in COPD.
Diffusion Capacity (DLCO)
What It Measures: How well gases like oxygen move from your lungs into your blood.
- DLCO: Measures gas transfer efficiency.
- Uses: Diagnoses conditions affecting gas exchange, like pulmonary fibrosis.
Peak Expiratory Flow (PEF)
What It Measures: Speed of exhalation.
- Peak Flow Rate: Maximum exhalation speed.
- Uses: Monitors asthma and detects early signs of worsening lung function.
Lung Volume Measurement
What It Measures: Amount of air your lungs can hold.
- Functional Residual Capacity (FRC): Air remaining after normal exhalation.
- Inspiratory Capacity (IC): Air inhaled after normal exhalation.
- Uses: Differentiates between obstructive and restrictive lung diseases.
When to Get a Pulmonary Function Test
- Symptoms: Persistent shortness of breath, cough, or wheezing.
- Chronic Conditions: Asthma, COPD, or lung fibrosis.
- Pre-Surgery: Assess lung function before certain surgeries.
- Occupational Exposure: For those exposed to dust or chemicals at work.
- Smoking History: Regular checks for long-term smokers.
How to Prepare for a PFT
- Avoid Smoking: Don’t smoke for at least 4-6 hours before the test.
- Avoid Certain Medications: Skip inhalers or bronchodilators if advised.
- Wear Comfortable Clothing: Choose loose-fitting clothes.
- Follow Instructions: Adhere to any additional prep guidelines provided.
Benefits of Pulmonary Function Testing
- Early Detection: Identify lung issues before symptoms appear.
- Disease Monitoring: Track chronic conditions like asthma or COPD.
- Personalized Treatment: Tailor treatments based on test results.
Risks and Considerations
- Minimal Risk: Generally safe with minimal complications; some may feel slight dizziness or shortness of breath afterward.
- Not for Acute Conditions: Not recommended for severe respiratory infections or heart conditions.
Pulmonary Function Tests at Dr. R. Aditya Vadan’s Clinic
Our clinic offers advanced PFTs with precise results and personalized care. Whether for diagnosing conditions or pre-surgery assessment, we provide reliable services and expert consultation.
For appointments and inquiries, contact us at 95507 77000.