Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The patient is status post median sternotomy and CABG . Left - sided dual - chamber pacemaker is noted with leads terminating in the right atrium and right ventricle . Moderate cardiomegaly is unchanged with evidence of left atrial enlargement . The mediastinal and hilar contours are stable . The lung volumes are low . No focal consolidations concerning for infection are identified . There are no pleural effusions or pneumothoraces . No definite rib fractures are identified on this non-dedicated exam .
    OUTPUT:
    
No focal consolidations concerning for pneumonia identified .