Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Moderate cardiomegaly is seen with mild stable interstitial edema . Opacification at the left lung base obscuring the hemidiaphragm is suggestive of a small left pleural effusion with adjacent atelectasis , although a superimposed infectious process can not be excluded . There is a small right pleural effusion . Median sternotomy wires are again noted and right axillary surgical ___ are seen . An aortic valve replacement is seen . Compression deformity with vertebral plana involving the mid thoracic spine is stable compared to the prior exam .
    OUTPUT:
    
1 . Mild interstitial edema . 2 . Left lower lobe opacification likely secondary to a small pleural effusion with adjacent atelectasis , however a superimposed infectious process can not be excluded .