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HER-2过表达型乳腺浸润性癌(非特殊型)示例 注:患者50岁,左侧乳腺浸润性癌(非特殊型),MHR组。A. NAC前声像图示不规则形低回声肿块伴微小钙化,最大径4.0 cm,血流Ⅱ级。B. NAC早期声像图示不规则形低回声肿块,最大径2.3 cm,血流Ⅰ级。C. NAC后期声像图示不规则形低回声区,最大径1.9 cm,血流O级。D. 病理结果:(左)乳腺肿瘤NAC后,未见癌残留。淋巴结未见转移(0/7)