When correlate the MRI results with the pathological results, the ERC educed higer sensitivity ratio and higher negative predictive ratio(58.8% vs 86.2% and 82.6% vs 93.0% ).

• MRI和穿刺病理对照 ；ERC与TORSOPA比较 ；对肿瘤定位的敏感性和阴性预期值明显升高 (由 5 8.；8%25和 82