Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Since the prior study , there has been decrease in bilateral parenchymal opacities , compatible with improved pulmonary edema . A right subclavian catheter , endotracheal tube , and esophageal tube remain unchanged in position . Mild cardiomegaly is stable . There is no pneumothorax . Large bilateral cervical ribs are incidentally noted .
    OUTPUT:
    
Slight interval improvement in pulmonary edema since the prior study , which is now moderate . Otherwise , stable appearance of the chest .