Age-74.3:height-5feet 6 inches:weight 87 kg:Have been suffering from Asthma for the last six years. Have mostly been taking delta cortril and ventolin inhaler to control breathing. Am a patient of enlarged Prostate959gm). During current chest Xray, I was diagonosed as under "Loss of lung volume is noted on right side. Fibrotic bands are noted in right upper zone, with cephalad tractionof right hilum. Conclusion: Features are of right upper lobe fibrosis" . Is the disese curable? Is it a dangerous disese?What is the treatment/precautionary measure?