Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest are compared to previous exam from ___ . Somewhat linear opacity in the right upper lobe is most suggestive of scarring and is unchanged from prior . Biapical scarring is also noted . There is no superimposed new region of consolidation nor effusion . Cardiomediastinal silhouette is unchanged . Right hilum is tented superiorly likely from scarring detailed above . Osseous and soft tissue structures are unremarkable .
    OUTPUT:
    
No acute cardiopulmonary process .