目的检测乳腺癌骨髓微转移，探讨其与乳腺癌临床病理学因素的关系。
Objective to detect micrometastases in bone marrow of patients with breast cancer, and to study the relationship between micrometastases and clinical and histopathologic features.
目的探讨乳腺癌患者外周血、淋巴结和骨髓的微转移情况，以及辅助化疗对骨髓微转移的影响。
Objective To study the micrometastasis in peripheral blood, lymph node and bone marrow in patients with breast cancer and the effect of adjuvant chemotherapy on bone marrow micrometastasis.
结果：M ACS富集前，仅3例(8.6%)检测到骨髓中存在的微转移细胞；而富集后，有25例(71.4%)患者检测到了骨髓微转移细胞。
RESULTS: Disseminated tumor cells were detected in bone marrow of 3 samples (8.6%) before MACS enrichment, and 25 samples (71.4%) after enrichment.
骨髓及淋巴结中的微转移可能与患者预后差相关。
Micrometastasis in SLN and bone marrow maybe correlate with worse prognosis.
结论：部分乳腺癌患者骨髓和血液中存在微转移。
Conclusion: a part of patients with breast carcinoma were found micrometastasis in their blood and bone marrow.
结论：部分乳腺癌患者骨髓和血液中存在微转移。
Conclusion: a part of patients with breast carcinoma were found micrometastasis in their blood and bone marrow.
应用推荐