Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The right chest tube has been removed . There is no pneumothorax . A radiopaque line is noted coursing vertically over the left lateral chest and is likely external to the patient . There is no focal consolidation or pleural effusion . Cardiomediastinal silhouette is normal in size . Radiopaque densities seen on the lateral view near the diaphragm likely represents surgical material from gastrectomy .
    OUTPUT:
    
No radiographic evidence of pneumothorax .