Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: In comparison to the prior study from ___ , the cardiomediastinal silhouette is stable , reflective of probably mild cardiomegaly . Aortic arch calcifications are again seen . There are low lung volumes with crowding of the normal bronchovascular structures . Centrally predominant prominence of the pulmonary vasculature is suggestive of pulmonary vascular congestion without overt pulmonary edema . There is no focal lung consolidation . There is no pneumothorax , however note that the lung apices are obscured on this study . There may be a trace left pleural effusion . No sizable right pleural effusion .
    OUTPUT:
    
1 . Mild cardiomegaly and pulmonary vascular congestion without overt edema . No focal lung consolidation . 2 . Probable trace left pleural effusion . No definite right pleural effusion .