Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Allowing for the overlying trauma board , there is no traumatic injury is identified . There are low lung volumes . The lungs are clear without focal consolidation , pneumothorax or large effusion . The left lung base is obscured by overlying metallic objects . The heart size is top - normal . The right ___ and ___ anterior rib fractures identified on the CT scan are not visualized in this study .
    OUTPUT:
    
1 . No acute traumatic cardiopulmonary injury . 2 . Right anterior ___ and ___ nondisplaced rib fractures seen on CT are not visualized on this study .