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CT images in an 82-year-old man show tumor (a) before, (b) during, and (c) after cryoablation. (a) Yellow arrow shows metastatic leiomyosarcoma (right 11th rib lesion). (b) Yellow arrows around low-attenuation ice ball. Red arrow is CO2 displacement of the adjacent bowel. (c) Image from 14-month follow-up CT examination demonstrates no disease progression in tumor (yellow arrows).
