Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is linear opacity overlying the patient in the bilateral apices , which makes evaluation for pneumothorax difficult . However , there is likely moderate left and small right apical pneumothoraces . Again seen is left apical pigtail pleural drainage catheter , unchanged in position . There has been interval improvement of pulmonary edema . Moderate right pleural effusion with associated right lower lobe atelectasis and small left pleural effusion are mostly unchanged . The cardiac and mediastinal silhouettes are unchanged .
    OUTPUT:
    
1 . Moderate left and small right apical pneumothraces are likely . Repeat radiograph with removal of any material overlying the patient is recommended . 2 . Interval improvement of pulmonary edema .