Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is minimally increased streaky density in the lower right lung , most apparent on the PA view . The left lung appears clear . The lungs are somewhat hyperexpanded as before . The heart is within normal limits in size . The aorta is calcified . Old rib fractures are again demonstrated on the left .
    OUTPUT:
    
Minimally increased density on the lower right lung , probably the middle lobe , suspicious for pneumonia . Clinical correlation is recommended