Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There are no lung nodules or masses within the resolution of chest radiography . There is no pleural effusion , pneumothorax or focal airspace consolidation . The heart size is normal . The mediastinal and hilar structures are unremarkable . Sternotomy wires and CABG clips are constant .
    OUTPUT:
    
No acute cardiopulmonary process .