Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The study is suboptimal due to patient 's positioning and exclusion of the portion of the right lateral chest . Since the prior study , there is mild enlargement of bilateral pleural effusions , large on the right and moderate on the left with compressive atelectasis of the lung bases . The cardiomediastinal contours are stable , but less well evaluated on the current study . Two disrupted upper sternotomy wires are unchanged . Mild pulmonary edema is present .
    OUTPUT:
    
Mild pulmonary edema and bilateral large effusions , slightly worse since the prior study with compressive bibasilar atelectasis .