Medicine True about interstitial fibrosis -a) FVC↓b) FEV1/FVC normal or increasedc) FRC normald) FEV1/FVC ↓ A ac B a C ad D ab 💡 Explanation True about interstitial fibrosis -a) FVC↓b) FEV1/FVC normal or increasedc) FRC normald) FEV1/FVC ↓ ✓ Correct Answer: D. ab