Methods: Preoperative CDU and palpation and postoperative histopathology were performed on 55 axillae of 53 patients undergoing radical surgery for breast cancer.

• 方法：应用双盲法对53例（55侧）行乳腺癌根治术患者的术前触诊、超声检查及术后病理检查进行对比分析。