Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size , mediastinal and hilar contours are within normal limits , and lungs and pleural surfaces are clear . Skeletal structures are remarkable for bony prominence in the lower parasternal region on the lateral view , which appears to correspond to prominent anterior parasternal osteophytes on prior CT ___ ___ , right greater than left .
    OUTPUT:
    
1 . No acute cardiopulmonary radiographic abnormality . 2 . Lower parasternal bony prominence , likely corresponding to large parasternal osteophytes on prior chest CT ___ ___ . Correlation with physical exam findings may be helpful to determine whether this corresponds to the site of palpable abnormality .