Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral chest radiographs demonstrate a hemodialysis catheter which is unchanged in position . The cardiomediastinal silhouette is normal and the lungs are well - aerated and clear . There is no pleural effusion or pneumothorax .
    OUTPUT:
    
Hemodialysis catheter unchanged in position with the tip in the right atrium . Otherwise normal chest radiograph . These findings were discussed via telephone by ___ , MD , with ___ ___ , NP , at ___ on ___ .