Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Median sternotomy wires appear intact . Surgical clips again project over the mediastinum following coronary artery bypass graft . Left chest wall pacemaker has leads in the right atrium and right ventricle . The heart is top normal , unchanged . There are small worsening bilateral pleural effusions and bibasilar opacities likely atalectasis . There is calcification of the aortic arch . Interstitial pulmonary edema is mild .
    OUTPUT:
    
1 . Stable mild cardiomegaly with mild interstitial pulmonary edema and interval increase in small bilateral pleural effusions . 2 . Mild bibasilar opacities likely reflect atalectasis , less likely pneumonia .