Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The ETT is approximately 4 .5 cm above the carina . The left IJ central venous catheter terminates in mid SVC . The enteric tube extends into the stomach and beyond view . The lung volume is small . There is bilateral lower lobe atelectasis , some of this might be due to patient position . No pneumonia . No pleural effusion appreciated . No pneumothorax . The cardiomediastinal silhouette is normal and unchanged .
    OUTPUT:
    
No pneumonia . No pulmonary edema . Bilateral lower lobe atelectasis .