Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart size remains mildly enlarged . Mediastinal contour is unchanged . Perihilar haziness with vascular indistinctness is compatible with mild pulmonary edema , similar compared to the prior study . Small bilateral pleural effusions have increased in size compared to the prior exam . No pneumothorax is identified . There are no acute osseous abnormalities .
    OUTPUT:
    
Mild congestive heart failure with slight interval increase in size of small bilateral pleural effusions .