Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There are large bilateral pleural effusions and bibasilar atelectasis , similar to prior . Moderate cardiomegaly is unchanged . Pulmonary edema is minimally improved . Left PICC line terminates in low SVC .
    OUTPUT:
    
Persistent large bilateral pleural effusions and bibasilar atelectasis . Pulmonary edema is minimally improved .