Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear without consolidation or edema . There is no pleural effusion or pneumothorax . The aorta is tortuous and calcified . The heart size is at the upper limits of normal . The left hemidiaphragm remains elevated in comparison to the right . Multiple old rib fractures are unchanged . There is no new fracture .
    OUTPUT:
    
No acute cardiopulmonary process ; specifically , no evidence of hilar lymphadenopathy .