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目的探讨非肿块型乳腺导管癌数字化乳腺X线摄影(DR)表现形式与病理类型的相关性。方法回顾性分析经手术、病理证实的非肿块型乳腺导管癌195例,其中导管内癌36例(1组),导管内癌伴微浸润25例(2组),浸润性导管癌58例(3组),浸润性导管癌伴导管内癌76例(4组),对DR表现形式及病灶长径进行对比和统计学处理。结果 DR表现形式与病理类型关系在总体上差异有统计学意义(P<0.05),x~2分割检验显示导管内癌与浸润性导管癌组及浸润性导管癌伴导管内癌组差异均有统计学意义(P<0.008),后两组之间差异有统计学意义(P<0.008),病灶长径与病理类型关系在总体上差异有统计学意义(P<0.05),x~2分割显示导管内癌与浸润性导管癌伴导管内癌组差异有统计学意义(P<0.008),浸润性导管癌与浸润性导管癌伴导管内癌组差异有统计学意义(P<0.008),其他组之间差异无统计学意义(P>0.008)。结论导管内癌DR表现形式主要是单纯钙化;以片影伴钙化为表现的,病理类型多是浸润性导管癌伴导管内癌;病灶长径>50 mm,浸润性导管癌伴导管内癌的可能性大。
Objective To investigate the relationship between digital mammography (DR) manifestations and pathological types in non-mass ductal carcinoma of the breast. Methods A retrospective analysis of 195 cases of non-tumorous breast ductal carcinoma confirmed by surgery and pathology was performed, including 36 cases of intraductal carcinoma (group 1), 25 cases of intraductal carcinoma with microinvasion (group 2) and 58 cases of invasive ductal carcinoma 3 groups), invasive ductal carcinoma with ductal carcinoma in 76 cases (4 groups), the manifestation of DR and the lesion diameter were compared and statistical analysis. Results There was a statistically significant difference (P <0.05) between the manifestations of DR and the pathological types. The x ~ 2 segregation test showed that there was significant difference between ductal carcinoma and invasive ductal carcinoma and invasive ductal carcinoma with intraductal carcinoma (P <0.008). The difference between the two groups was statistically significant (P <0.008). There was a significant difference in the relationship between the long diameter and the pathological type (P <0.05), x ~ 2 There was significant difference between invasive ductal carcinoma and infiltrating ductal carcinoma with intraductal carcinoma (P <0.008), invasive ductal carcinoma with invasive ductal carcinoma with intraductal carcinoma (P <0.008) There was no significant difference between other groups (P> 0.008). Conclusions The manifestations of DR in ductal carcinoma are mainly simple calcification. The pathological types are invasive ductal carcinoma with intraductal carcinoma mostly. The diameter of lesion> 50 mm, invasive ductal carcinoma with intraductal carcinoma Great possibility.