Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP upright and lateral views of the chest provided . Mildly elevated left hemidiaphragm again noted with underlying mesh coils . Numerous left rib cage deformities are again noted . Severe emphysema and hyperinflation again noted . Subtle micronodular opacities in the right mid lung raise potential concern for atypical infection versus aspiration . A similar cluster of micronodular opacity is noted in the left lower lung . Heart size can not be assessed . Mediastinal contour is unchanged . Bony structures are intact . Suture is seen projecting over the right apex likely reflecting an old resection site . No acute fracture .
    OUTPUT:
    
Subtle nodular opacities in the right mid lung and left lower lung raise concern for atypical infection versus chronic aspiration . Severe background emphysema .