目的　分析乳腺良恶性肿瘤的钼靶X线表现特征 ,以提高鉴别诊断水平。方法　对经术后病理检查证实的 98例乳腺肿瘤钼靶X线表现特征进行对照分析 ,其中恶性 67例 ,良性 3 1例。结果　毛刺状肿块、细微簇样钙化是乳腺恶性肿瘤特异性X线征象。良恶性肿瘤X线诊断准确率分别为 84%和 89.6%。结论　乳腺钼靶X线摄影是鉴别良恶性肿瘤的有效影像学方法 Objective To analyze the mammographic features of benign and malignant breast tumors to improve the differential diagnosis. Methods 98 cases of breast tumor confirmed by postoperative pathological examination of mammography X-ray features were analyzed, including 67 cases of malignant, benign 31 cases. Results Burr-like lumps, fine cluster calcification is a specific breast cancer malignant X-ray signs. X-ray diagnostic accuracy of benign and malignant tumors were 84% and 89.6%. Conclusion Breast mammography is an effective imaging method for differentiating benign and malignant tumors