Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP portable semi upright view of the chest . Overlying EKG leads are present limiting assessment . Lung volumes are low . When compared with the prior CT effacement of the left heart border likely reflects known prominent epicardial fat pad . There is persistent consolidation in the right medial lung base which remains concerning for pneumonia though a component of scarring and atelectasis may contribute to this opacity . No large effusion is seen . The heart size difficult to assess . Mediastinal contour is stable and normal . Bony structures are intact .
    OUTPUT:
    
Persistent right medial lung base opacity is concerning for pneumonia though a component of scarring atelectasis may contribute . Prominent epicardial fat pad accounting for loss of left heart border .