Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Interval improvement in the right lower lobe heterogeneous opacification with residual linear reticular opacities , which may represent residual pulmonary process or scarring . Left lung is clear . No pleural effusion or pneumothorax . Median sternotomy wires are in correct position . Heart size is top normal with normal mediastinal contour and hila . No bony abnormality .
    OUTPUT:
    
Interval resolution of the majority of right lower lobe opacification ; minimal residual linear and reticular opacities suggestive of scarring or slowly resolving interstitial abnormality .