Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Supine portable AP view of the chest was provided . An endotracheal tube is seen with its tip residing 1 .8 cm above the carina . The OG tube courses into the left upper quadrant with the distal side port below the level of the diaphragm . The lungs appear clear bilaterally . The hila appears somewhat prominent though this could be due to portable supine technique . The heart size is normal . No supine evidence for effusion or pneumothorax . The imaged osseous structures appear intact .
    OUTPUT:
    
Appropriate positioning of 0 OG and ET tubes .