Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Small bilateral pleural effusions have decreased compared with the prior study . Minimal bibasilar atelectasis is unchanged . There is no focal consolidation , pulmonary edema , or pneumothorax . The cardiomediastinal contour is normal . Median sternotomy wires are unchanged .
    OUTPUT:
    
1 . No acute cardiopulmonary process . 2 . Interval decrease in small bilateral pleural effusions .