Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared to prior exam , the right lung volume is slightly decreased in slight increase in right mediastinal shift . The right hemidiaphragm is not as well visualized indicating a worsening right pleural effusion and worsened lower lobe atelectasis . There is an unchanged small left pleural effusion . No evidence of pulmonary vascular congestion or pulmonary edema . The cardiomediastinal contours are enlarged but stable without significant pulmonary vascular congestion . Stable calcification of the aortic arch . Median sternotomy wires are intact .
    OUTPUT:
    
Worsened right pleural effusion and atelectasis . Unchanged small left pleural effusion . Stable moderate cardiomegaly without significant pulmonary vascular congestion .