两组在行腋窝淋巴结清扫前，均接受前哨淋巴结活检。
All of them were performed sentinel lymph nodes biopsy before axillary dissection.
因为腋窝前哨淋巴结活检的假阴性率低，故对前哨淋巴结阴性的病人可以不做进一步腋窝淋巴结清扫。
Because the low false negative rate of SLN biopsy, the technique allows axillary lymph node dissection (ALND) avoided if the SLN is negative.
35岁男性。右腋窝淋巴结肿大。行淋巴结活检术。切片示具代表性的淋巴结。
A 35 - year - old male presented with enlarged right axillary nodes. Biopsy of lymph nodes was performed. A section of representative lymph node is provided.
方法：我们随机分配女性乳腺癌患者接受前哨淋巴结活检和腋窝淋巴结清扫或只接受前哨淋巴结活检。
Methods We randomly assigned women with breast cancer to sentinel-lymph-node biopsy plus axillary dissection or sentinel-lymph-node biopsy alone.
目的：探讨乳癌哨兵淋巴结活检预测腋窝淋巴结转移状态的可靠性。
Objective: To evaluate the clnical significance in determined axillary lymph nodes of breast cancer with mammography.
目的：研究乳腺癌前哨淋巴结的定位活检方法，探讨前哨淋巴结对腋窝淋巴结状态的预测价值及其临床意义。
Objective: to study the method of sentinel lymph nodes (SLN) biopsy in breast cancer, and to study the value of SLN in predicting the condition of axillary nodes and its clinical significance.
目的：研究乳腺癌前哨淋巴结的定位活检方法，探讨前哨淋巴结对腋窝淋巴结状态的预测价值及其临床意义。
Objective: to study the method of sentinel lymph nodes (SLN) biopsy in breast cancer, and to study the value of SLN in predicting the condition of axillary nodes and its clinical significance.
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