Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral chest radiographs demonstrate sternal wires , mediastinal clips , and a left subclavian approach central catheter which terminates at the cavoatrial junction . The heart is top - normal in size . The lungs are well - aerated and clear , without focal consolidation , pleural effusion , or pneumothorax . The visualized upper abdomen is unremarkable .
    OUTPUT:
    
No acute cardiopulmonary process .