Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: In comparison to the prior radiograph performed on ___ at 01 :46 , there is been no significant interval change in size of the known right - sided pneumothorax which measures approximately 2 .5 cm from the thoracic cage . Remainder of the lungs are otherwise clear . Heart size is normal . No acute osseous abnormalities are identified .
    OUTPUT:
    
No significant interval change in right sided pneumothorax .