乳腺癌是妇女最常见的恶性肿瘤之一 ,早期诊断十分重要 ,乳腺癌前哨淋巴结活检是新近开展的手术方法 ,本文对其历史、适应对象和方法、可行性和精确性等进行了概述 Breast cancer is one of the most common malignant tumors in women. Early diagnosis is very important. Breast cancer sentinel lymph node biopsy is a newly performed surgical method. This article gives an overview of its history, adaptive objects and methods, feasibility and accuracy