Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is mildly enlarged , but not changed in the interval . The mediastinal and hilar contours are unremarkable . Pulmonary vasculature is not overtly engorged . Lungs are clear without focal consolidation . No pleural effusion or pneumothorax is present . No acute osseous abnormalities detected .
    OUTPUT:
    
No acute cardiopulmonary abnormality .