Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: As compared to ___ , increasing bibasal opacities and small bilateral pleural effusions are new . Previously documented left upper lobe and left lower lobe masses appear smaller , although this could be due to differences in radiographic positioning . No pneumothorax . The heart size is normal .
    OUTPUT:
    
Increasing bibasal opacities and new small pleural effusions , probably mild congestive heart failure .