Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared to the prior exam , there has been no detected interval change . The lungs are hyperinflated with flattening of the hemidiaphragms . Heart and mediastinal contours are stable with mild cardiomegaly . Aortic calcification appears unchanged . No focal consolidation , pleural effusion or pneumothorax is detected . Asymmetric density of the right lung appears unchanged .
    OUTPUT:
    
Stable chest radiographs .