目的探讨乳腺彩超、乳腺导管镜检查在乳头溢液诊断中的作用。方法回顾性分析52例乳头溢液患者的导管镜检查和乳腺彩超结果,结合术后病理检查结果进行分析。结果对本组病理性乳头溢液患者,乳腺彩超检查的阳性率为75.0%;乳腺导管镜的阳性率为84.6%;联合检查的阳性率为100%。结论乳头溢液患者采取乳腺彩超或乳腺导管镜检查,均有一定的假阴性率,两种方法联合应用能达到满意的病因诊断效果。 Objective To investigate the role of mammography and ductoscopy in the diagnosis of nipple discharge. Methods A retrospective analysis of 52 patients with nipple discharge catheteroscopy and breast ultrasound results, combined with postoperative pathological examination results were analyzed. Results In this group of pathological nipple discharge patients, the positive rate of color Doppler ultrasound examination was 75.0%; the positive rate of ductal ductoscopy was 84.6%; the positive rate of joint examination was 100%. Conclusion Nipple discharge patients with breast ultrasound or breast ductoscopy, have a certain false negative rate, combined with the two methods to achieve a satisfactory etiological diagnosis.