Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: As before , there is a right central venous catheter with tip in the right atrium . There is a left chest pacemaker with electrodes in expected positions . The patient is status post midline sternotomy . Unchanged cardiomegaly . The mediastinal and hilar contours are unchanged . The pulmonary vasculature is prominent , consistent with volume overload . There is a focal consolidation in the right lower lung . Small right pleural effusion . No pneumothorax is seen . There are no acute osseous abnormalities .
    OUTPUT:
    
Mild pulmonary edema . Focal consolidation in the right lower lung , which may represent atelectasis with pneumonia not excluded in the appropriate clinical setting . Small right pleural effusion .