Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Patient is rotated somewhat to the right . The patient is status post median sternotomy . There is moderate pulmonary vascular congestion and possible mild interstitial edema . There is a small right pleural effusion . Trace left pleural effusion is difficult to exclude . No pneumothorax is seen . The cardiac silhouette is mildly enlarged . The aorta is calcified and tortuous .
    OUTPUT:
    
Moderate pulmonary vascular congestion possible mild interstitial edema . Small right pleural effusion .