Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart is mild to moderately enlarged . The main pulmonary artery contour is again prominent . The aortic arch appears calcified . The mediastinal contours appear unchanged . There is increased indistinct bilateral perihilar fullness with a widespread peribronchial cuffing , interstitial prominence and small nodular opacities suggesting airspace disease . A streaky opacity in the lingula suggests underlying scarring . There is a new small right - sided pleural effusion and a very small left - sided pleural effusion is difficult to exclude . The bony structures are unremarkable .
    OUTPUT:
    
Moderate widespread new opacification with a small right - sided pleural effusion and cardiomegaly , most suggestive of moderate pulmonary edema .