乳腺癌；肋间臂神经；腋窝淋巴结清扫。
Breast carcinoma; Intercostobrachial nerve; Axillary lymph node dissection.
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.
超重的妇女在进行腋窝淋巴结清扫后更容易产生淋巴水肿。
Overweight women who undergo axillary lymph node dissection are more likely to develop lymphedema.
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