Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest were provided . There is no marked change from the prior examination from two days ago . The lungs are clear . There is mild stable cardiomegaly . The hilar and mediastinal contours are normal . There is no pneumothorax or pleural effusion . Pulmonary vascularity is normal . Faint atherosclerotic calcification is noted in the aortic arch as before .
    OUTPUT:
    
Mild cardiomegaly . Clear lungs .