Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: As compared to ___ , pacer leads and position of the Impella remain constant . Mild pulmonary edema has slightly increased since the prior . Small bilateral pleural effusions . Moderate cardiomegaly . Slight improvement to cardiac . Slight worsening of right basal atelectasis .
    OUTPUT:
    
Increase in mild pulmonary edema . Improved aeration of the left lower lobe with slight worsening of the right lower lobe .