Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are hyperexpanded and clear . Hila and mediastinal contour are normal . If this is a PA projection as labeled , moderate cardiomegaly is increased from ___ . Possible trace left pleural effusion . Bilateral apical pleural thickening is stable . Calcified aortic arch and scoliosis are unchanged .
    OUTPUT:
    
1 . No evidence of pneumonia . 2 . Moderate cardiomegaly increased from ___ without secondary signs of acute cardiac decompensation could be due to pericardial effusion or cardiomyopathy .