Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The patient is status post median sternotomy and CABG . Dual lead left - sided pacemaker is again seen with lead extending to the expected positions of the right atrium and right ventricle . The cardiac silhouette is mildly enlarged . There is mild interstitial prominence consistent with fluid overload , minimally increased as compared to the prior study . No pleural effusion or evidence of pneumothorax is seen . No focal consolidation . The cardiac and mediastinal silhouettes are stable .
    OUTPUT:
    
Mild interstitial prominence again consistent with fluid overload , possibly minimally increased as compared to the prior study .