Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes are low , accentuating interstitial opacities and the heart size . On the right , there is a pleural effusion with possible focal opacity . There is left lower lobe atelectasis . Heart is enlarged , unchanged from prior . Mediastinal contour appears similar . There is no pneumothorax .
    OUTPUT:
    
1 . Right pleural effusion . Possible right lower lobe pneumonia . After conservative treatment for CHF and respiratory therapy , repeat exam with PA and lateral views would help clarify presence of right lower lobe pneumonia . 2 . Left lower lobe atelectasis . 3 . Borderline congestive heart failure .