Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A right internal jugular central venous catheter is present with the tip in the right atrium . There is likely some mild right basilar atelectasis . The lungs are otherwise clear without a focal consolidation or edema . There is no pleural effusion or pneumothorax . The cardiomediastinal silhouette is normal .
    OUTPUT:
    
No evidence of pneumonia .