Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Left chest tube tip is oriented superiorly at the left apex . Heart size is normal . The mediastinal and hilar contours are normal . The pulmonary vasculature is normal . No focal consolidation , pleural effusion , or pneumothorax .
    OUTPUT:
    
No pneumothorax or other acute cardiopulmonary abnormality .