Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes are relatively low with secondary bronchovascular crowding . There is left basilar streaky opacity which is likely atelectasis . Blunting of posterior costophrenic angle suggests small effusions . Linear calcific density best seen on the lateral likely calcification of the pericardium . Cardiac silhouette is stable . Median sternotomy wires and mediastinal clips are again noted .
    OUTPUT:
    
Small pleural effusions . No other definite acute cardiopulmonary process .