Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The previously seen small right pneumothorax can not be identified anymore on this radiograph . Again seen is a feeding tube coiled in the stomach and a dialysis catheter within the right atrium . There is no significant change from the prior study . No new pulmonary infiltrates or pleural effusion .
    OUTPUT:
    
No pneumothorax identified on this radiograph . No significant change .