Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Bronchovascular markings are accentuated by low lung volumes . There is no focal consolidation or pneumothorax . Opacification at the left lung base is likely due to a combination of pleural effusion and atelectasis . Cardiomediastinal silhouette is within normal limits . Endotracheal tube terminates within the right mainstem bronchus , and should be withdrawn by approximately 6 - 7 cm . The enteric tube terminates in at least the stomach , although the tip extends beyond the inferior margin of this image . A right internal jugular catheter terminates in the right atrium .
    OUTPUT:
    
1 . Endotracheal tube terminates in the right mainstem bronchus , and should be retracted by a approximately 6 - 7 cm . 2 . Opacification of the left lung base is likely due to a combination of pleural effusion and atelectasis .