Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP view of the chest provided . Interval placement of orogastric tube courses below the level of the diaphragm and appears appropriately positioned . ET tube ends 6 .0 cm above the Carina . Patient is status post mitral valve replacement . Cardiac silhouette with prominence of the right atrium , left atrium and main pulmonary artery is unchanged from the examination 5 hours prior . Mild pulmonary edema is unchanged from the examination 5 hours prior . Small , bilateral pleural effusions are unchanged from the examination 5 hours prior .
    OUTPUT:
    
1 . OG tube courses below the level of the diaphragm and ends in the proximal stomach . 2 . ET tube ends 6 .0 cm above the Carina . Advancement 2 .0 cm is recommended for more standard positioning .