Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Both lungs are well expanded and without any abnormal opacities . Heart size is normal , mediastinal and hilar contours are unremarkable . There is no pleural abnormality . There is evidence of old rib fractures involving eighth and probably seventh rib on right side , along the mid axillary line . Incompletely imaged fracture of right humerus is better evaluated on the right shoulder radiograph dated ___ .
    OUTPUT:
    
1 . Clear lungs . 2 . Old fractures of eighth and seventh right ribs along the mid axillary line and fracture of right humerus .