Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A linear area of scarring in the right upper lobe is unchanged , likely from prior infection . Previously described left midlung opacity is not seen on today 's exam , compatible with resolving pneumonia . The cardiomediastinal silhouette is unremarkable . The lungs are otherwise well inflated , and the pleural and hilar surfaces are normal .
    OUTPUT:
    
Right upper lobe scarring and resolved left upper lobe pneumonia .