Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The endotracheal tube terminates less than 1 cm above the level of the carina , and appears to be heading towards the right mainstem bronchus . Lung volumes are low resulting crowding of the bronchovascular structures . Bilateral perihilar atelectasis is noted . There is no lobar consolidation , large pneumothorax , or pleural effusion identified . The cardiomediastinal silhouette is within normal limits .
    OUTPUT:
    
1 . ETT terminating less than 1 cm above the carina , and should be withdrawn by approximately 2 - 3 cm . 2 . Low lung volumes with bilateral perihilar atelectasis .