Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP portable upright view of the chest . Endotracheal tube is seen with its tip positioned 3 .6 cm above the carinal . The NG tube courses into the left upper abdomen . The lungs appear clear . Cardiomediastinal silhouette appears prominent though well - defined . Bony structures appear intact . Overlying EKG leads are present . Imaged portion of the upper abdomen is unremarkable .
    OUTPUT:
    
No acute findings . Prominence of the mediastinal contour for which correlation with subsequent CT is advised . ET and NG tubes positioned appropriately .