Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Mild cardiomegaly is worsened compared to the prior study . The mediastinal contours are stable with calcification of the aortic knob . Prominence of the right hilus is stable compared to the prior study . There is no pneumothorax or large pleural effusion . Lungs are well - expanded . There is no focal consolidation concerning for pneumonia . Increased interstitial markings are again noted . Haziness at the lung bases bilaterally may reflect small airways infection or inflammation .
    OUTPUT:
    
Increased haziness at the lung bases may reflect small airways infection or inflammation . No focal consolidation concerning for pneumonia .