Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP and lateral views of the chest were performed . The heart is mildly enlarged . Diffuse pulmonary ground - glass opacities are noted which could represent pulmonary edema or an atypical infection . No large effusion is seen , though the CP angles are excluded on both frontal and lateral projections . Faint atherosclerotic calcification noted along the thoracic aorta . No pneumothorax is seen . Bony structures are intact .
    OUTPUT:
    
Mild cardiomegaly with diffuse ground - glass pulmonary opacity concerning for pulmonary edema or an atypical infection .