Figure 2: Chest x-ray of patient 2. (a) At the onset of methotrexate-induced pneumonitis showing extensive patchy consolidations predominantly middle lobe and lower lobe. (b) After 3 months of treatment showing resolution of lung opacities. (c–f) HRCT chest showing extensive ground-glass opacities in both lung fields (arrowhead) with air trapping (arrow) and thickening of subpleural interstitial space suggestive of hypersensitivity pneumonitis with interstitial lung disease