Conclusions:FDS is not only a reliable method of diagnosis for patients with breast intraductal lesion, but can assist in localization and in operative removal of breast intraductal neoplasm.

• 结论:FDS不仅是诊断乳腺导管内病变的可靠方法，而且可以帮助手术中定位切除乳腺导管内新生物。