Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral chest radiographs demonstrate intact sternal wires projecting over a mildly enlarged cardiac silhouette . Lungs appear hyperinflated , with increased AP diameter , similar in appearance to prior exams . There is no focal consolidation , pleural effusion , or pneumothorax . The visualized upper abdomen is unremarkable .
    OUTPUT:
    
No acute cardiopulmonary process .