Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: 2 serial portable semi upright AP views of the chest provided . On the initial radiographs the endotracheal tube tip is positioned 8 .5 cm above the carina . After repositioning , the tip of the endotracheal tube resides 4 .4 cm above the carina . Overlying EKG leads are present . Nasogastric tube is seen on the initial image only and was removed at the time of the second radiograph . Bilateral lower lung atelectasis is noted . Cardiomediastinal silhouette is grossly unremarkable . Bony structures are intact .
    OUTPUT:
    
Appropriately positioned endotracheal tube after repositioning .