Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiomediastinal and hilar contours are normal . Right internal jugular approach dialysis catheter terminates in the right atrium . Mild bibasilar atelectasis is seen , without evidence of consolidation , pulmonary edema , pleural effusion or pneumothorax .
    OUTPUT:
    
Mild bibasilar atelectasis . No evidence of pneumonia .