Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared to the prior chest radiograph of ___ , there has been slight interval improvement in mild pulmonary edema . Tiny left and small right pleural effusions have decreased in size since ___ . No pneumothorax . There is mild bibasilar atelectasis , without focal consolidation . Moderate cardiomegaly is stable . Compression deformities in the thoracic spine are unchanged . Multiple old left rib fractures are re - demonstrated . Right humeral hardware is partially imaged . Left PICC has been removed .
    OUTPUT:
    
Mild bibasilar atelectasis . Small right and tiny left pleural effusions and mild pulmonary edema are improved since ___ .