Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is persistent elevation of the right hemidiaphragm and right - sided atelectasis . No new focal consolidation is seen . Hilar contours are stable . Mild pulmonary vascular congestion appears slightly improved as compared to the prior study . Linear radiodensity projecting to the right of midline in the mid chest is stable since at least ___ and appears to relate to a heavily calcified ascending aorta . Radiopaque bullet again projects over the left chest wall / axillary soft tissues , as seen on multiple priors .
    OUTPUT:
    
Persistent elevation of the right hemidiaphragm and right - sided atelectasis . No new focal consolidation . Mild pulmonary vascular congestion appears slightly improved as compared to the prior study .