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A 55-year-old man with metastatic hepatocarcinoma in sigmoid cancer postoperation. A: MRI images before HIFU treatment showed that liver tumor of right-posterior lobe was 40 mm × 30 mm × 30 mm; B: MRI images 2 wk after HIFU revealed that liver tumor of right-posterior lobe obviously decreased in size (20 mm × 20 mm × 15 mm).
