Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Sternotomy wires and mediastinal clips and vascular stents are seen in the mediastinum . The cardiomediastinal hilar contours are normal . The lungs are grossly clear . There is no focal consolidation , pleural effusion or pneumothorax .
    OUTPUT:
    
No acute intrathoracic process .