Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP supine portable view of the chest was provided . There has been interval intubation with the ET tube tip positioned approximately 3 .1 cm above the carina . There is an NG tube which has been placed with its tip residing in the left upper abdomen . No supine evidence for pneumothorax . Retrocardiac consolidation is evidenced by air bronchograms . Otherwise , the lungs are clear . There has been no significant change in the cardiomediastinal silhouette . The known osseous injuries involving the manubrium , right ribs , T1 and T12 are poorly visualized .
    OUTPUT:
    
Appropriately positioned endotracheal and endogastric tubes . No definite pneumothorax seen on this supine portable radiograph . Interval development of retrocardiac opacity which could be secondary to aspiration .