Nr 601 week 1 pulmonary function test preparation assignment notes

Nr 601 week 1 pulmonary function test prep aration assignment notes Nr 601 week 1 pulmonary function test prer aration assignment notes pg. 1 NR 601-Week 1 Note PFT interpretation: Step 1 FEV1 normal 80% -120% , FVC 80% -120%, FEV1/FVC ratio >70% Step 2 Gold 1 (mild) EFV1 > or equal 80% predicted Gold 2 (Moderate) EFV1 > 50-79% predicted Gold 3 (severe) EFV1 > 30-49% predicted Gold 4 (very severe) EFV1 < 30 predicted Step 3 Reversibility: Reversibility is measured by pre and post bronchodilator spirometry test Spirometry—short acting bronchodilator- repeat test 10-15 mins after- significant response in adult is considered > or equal to 12% improvement in EFV1 or FVC and an absolute improvement of > or equal 0.2L (This indicate Asthma) COPD: