Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Patient is status post median sternotomy , CABG , and left - sided AICD placement with leads terminating in the right atrium and right ventricle . Moderate cardiomegaly is re - demonstrated , unchanged . Atherosclerotic calcifications are noted within the aorta . Mediastinal and hilar contours are otherwise unremarkable . There is mild upper zone vascular redistribution suggestive of elevated pulmonary venous pressures , without overt pulmonary edema . No pleural effusion , focal consolidation or pneumothorax is seen . No acute osseous abnormality is visualized .
    OUTPUT:
    
Unchanged moderate cardiomegaly with mild pulmonary vascular congestion but no overt pulmonary edema .