Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Rounded calcified density approximately 3 cm x 3 .5 cm adjacent to the right main stem bronchus and superior to the right hilus appears unchanged . No new focal opacity , pleural effusion , pneumothorax , or pulmonary edema . Heart size , mediastinal contours and hila are otherwise normal . No bony abnormality .
    OUTPUT:
    
Stable 3 cm x 3 .5 cm rounded calcified density superior to right hilus may represent calcified lymph node , granuloma , or old site of TB . No radiographic evidence of active tuberculosis . Results were conveyed via telephone to ___ by Dr . ___ on ___ at 9 :30 a .m . within 10 minutes of observation of findings .