Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP upright and lateral views of the chest provided . Lung volumes are low with mild interstitial edema noted . No large effusion is seen . Heart size is top - normal . Mediastinal contour is normal . No pneumothorax or large effusion . Bony structures are intact .
    OUTPUT:
    
Mild cardiomegaly with mild interstitial edema .