PULMONARY FUNCTION TEST (PFT)

PULMONARY FUNCTION TEST- SPIROMETRY IS MOST IMPORTANT PULMONARY FUNCTION TEST WHICH PROVIDES THE MOST IMPORTANT PARAMETERS SUCH AS FVC, FEV1, FEV1/FVC. ITS IS SINGLE MOST IMPORTANT TEST FOR DIAGNOSIS OF ASTHMA, COPD (OBSTRUCTIVE AIRWAY DISEASES)