Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is dense airspace consolidation in the left mid upper lung which could represent aspiration go given history of intraoperative arrest with chest compressions , the possibility of contusion secondary to chest compression is also considered . Otherwise , the lungs appear clear . No pneumothorax is seen . The heart and mediastinal contour appears normal . No displaced rib fractures are seen .
    OUTPUT:
    
Dense consolidation in the left mid upper lung is concerning for aspiration versus contusion in the setting of chest compression .