Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . There are low lung volumes . Mild enlargement of the cardiac silhouette persists . Low lung volumes likely accentuate the bronchovascular markings , although minimal interstitial edema may still be present . No focal consolidation , pleural effusion , or evidence of pneumothorax . Mediastinal and hilar contours are stable .
    OUTPUT:
    
Mild cardiomegaly and possible minimal interstitial edema . Low lung volumes , which likely accentuate the bronchovascular markings .