Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiomediastinal silhouette is normal . There is bronchovascular crowding in the left lower lobe consistent with atelectasis . Otherwise the lungs are clear . No pleural abnormalities . No pneumothorax . The visualized bones and soft tissues are normal . The new right port tip is in the right atrium .
    OUTPUT:
    
1 . No pneumonia . 2 . Atelectasis in the left lower lobe .