Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest , with a repeat PA view for a total of three exposures were obtained . The lungs are well inflated and clear bilaterally , with no evidence of pleural effusion , pneumothorax , pulmonary edema , or focal consolidation . Median sternotomy wires and mediastinal vascular clips are unchanged since the prior study . The cardiomediastinal contours are stable .
    OUTPUT:
    
No acute cardiopulmonary process .