Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: All the monitoring devices are unchanged in standard position , in particular , right subclavian PICC ends in mid SVC , and NG tube ends in mid gastric cavity . The patient is after cardiac surgery , sternal wires are projected in midline . Lung volume is low with bilateral opacification for moderate pulmonary edema . New opacification of the left base is likely due to atelectasis and small pleural effusion . Heart size is mildly enlarged with enlargement of the contour of the upper mediastinum for central veins dilatation .
    OUTPUT:
    
New right base opacification , likely atelectasis and small pleural effusion . Persist moderate pulmonary edema with central vein dilatation and mild cardiomegaly .