Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Assessment is limited by lordotic positioning and the patient 's inability to raise her left arm . Heart size is top - normal , unchanged . The mediastinal and hilar contours are similar . Pulmonary vasculature is not engorged . Lungs are clear without focal consolidation . No pleural effusion or pneumothorax is present . No acute osseous abnormalities visualized .
    OUTPUT:
    
No acute cardiopulmonary abnormality .