Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . The patient is status post median sternotomy and CABG as well as cardiac valve replacement . There is slight blunting of the costophrenic angles and trace / small pleural effusions could be present . The cardiac silhouette is top normal to mildly enlarged . The mediastinal contours are unremarkable , with the aorta calcified . Hilar contours are unremarkable . On the lateral view , there is irregularity of the inferior anterior aspect of a lower thoracic vertebral body of indeterminate age . No prior studies available for comparison . Recommend correlation with history of trauma to this site or history of infection . This finding was submitted via wet reading to the emergency department on ___ at 7 :45 p .m .
    OUTPUT:
    
Top normal to mildly enlarged cardiac silhouette without other acute cardiopulmonary process . Trace / small pleural effusions may be present . Irregularity of the inferior , anterior aspect of the lower thoracic vertebral body of indeterminate age ; no priors are available for comparison . Recommend correlation with history of trauma or infection to this site .