在某些情况下,乳腺小叶性和导管性病变之间的鉴别是重要的。仅仅依靠组织学,小叶性与导管性病变诊断的可重复性不能令人满意。正确区别不典型小叶增生、小叶原位癌和低级别原位导管癌对于患者的治疗是至关重要的。对粗针穿刺活检诊断为浸润性小叶癌的患者,往往需要术前行MRI为 In some cases, the identification between lobular lobular and ductal lesions is important. The reli- ability of diagnosis of lobular and ductal lesions based solely on histology is unsatisfactory. The correct distinction between atypical lobular hyperplasia, lobular carcinoma in situ and low-grade ductal carcinoma in situ is crucial for the treatment of patients. Patients who have been diagnosed with invasive lobular carcinoma with a needle aspiration biopsy often require preoperative MRI