Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: ET tube , enteric tube and left sided PICC remain unchanged in position . Persistent but improving bilateral hazy opacities . Improving bilateral pleural effusions , unchanged cardiomegaly . Surgical clips overlie the right and mid thorax .
    OUTPUT:
    
Improving pulmonary edema and bilateral pleural effusions . Stable position of lines and tubes as above .