Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Previous pulmonary edema has resolved , and bilateral pleural effusions have improved . The left retrocardiac opacity has also improved . A pericardial cyst at the right cardiophrenic angle is unchanged from previous chest radiographs . The heart size is mildy enlarged , and no focal consolidation is seen .
    OUTPUT:
    
Resolution of pulmonary edema and improving bilateral pleural effusions .