Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is a right - sided line which terminates in the right atrium . Overall , there has been interval increase in mild - to - moderate pulmonary edema . Moderate cardiomegaly has been stable compared to the prior exam . The hilar and mediastinal contours are unchanged . There are small bilateral pleural effusions . There is no evidence of pneumothorax . Median sternotomy wires appear to be intact without evidence of a fracture .
    OUTPUT:
    
Interval increase in moderate pulmonary edema . Small bilateral pleural effusions .