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               · 16  ·                           南 京    医 科 大 学 学         报                        2025年1月


                                      表1 腋窝淋巴结转移阳性组和阴性组乳腺肿瘤超声特征比较
              Table 1  Comparison of ultrasound characteristics of breast tumors between the positive and negative axillary lymph node
                      metastasis groups

                           Characteristic           Negative group(n=73)     Positive group(n=54)      P
                   Age(years,x ± s)                     62.53 ± 12.08           58.67 ± 12.32        0.079
                   Growth pattern[n(%)]
                     Vertical                            6(8.2)00                 4(7.4)0            0.869
                     Horizontal                         67(91.8)00               50(92.6)0
                   Tumor diameter[mm,M(P25,P75)]      020.0(15.0,27.0)        0023.5(18.0,30.0)      0.103
                   Echo[n(%)]                                                                        0.013
                     Low                                73(100.00)               48(88.89)
                     High                                0(0)000                 06(11.11)
                   Internal echo[n(%)]                                                               0.450
                     Homogeneity                        22(30.14)0               13(24.07)
                     Heterogeneity                      51(69.86)0               41(75.93)
                   Margin[n(%)]                                                                      0.910
                     Smooth                              6(8.22)0                 5(9.26)
                     Unsmooth                           67(91.78)0               49(90.74)
                   Form[n(%)]                                                                        0.968
                     Regular                            11(15.07)0               08(14.81)
                     Irregular                          62(84.93)0               46(85.19)
                   Spiculated margins[n(%)]                                                          0.007
                     No                                 42(57.53)0               18(33.33)
                     Yes                                31(42.47)0               36(66.67)
                   Corner edge[n(%)]                                                                 0.516
                     No                                 56(76.71)0               44(81.48)
                     Yes                                17(23.29)0               10(18.52)
                   Hyperechoic halo[n(%)]                                                            0.417
                     No                                 70(95.89)0               49(90.74)
                     Yes                                 3(4.11)0                 5(9.26)
                   Rear echo attenuation[n(%)]                                                       0.350
                     No                                 65(89.04)0               45(83.33)
                     Yes                                 8(10.96)                09(16.67)
                   Calcification[n(%)]                                                               0.625
                     No                                 37(50.68)0               25(46.30)
                     Yes                                36(49.32)0               29(53.70)
                   Blood suppl[n(%)]                                                                 0.643
                     Less/Moderate                      63(86.30)0               45(83.33)
                     Abundant                           10(13.70)0               09(16.67)

                                     表2 腋窝淋巴结转移阳性组和阴性组腋窝淋巴结超声特征比较
              Table 2  Comparison of ultrasound characteristics between the axillary lymph node metastasis⁃positive and negative groups
                      in the axilla                                                                   [n(%)]

                                     Negative   Positive                             Negative   Positive
               Ultrasound characteristic                   P    Ultrasound characteristic                  P
                                   group(n=73) group(n=54)                         group(n=73) group(n=54)
              Lymph node morphology                       0.030 Cortical thickness                       <0.001
                Regular             71(97.26)0  46(85.19)        Normal             67(91.78)0  33(61.11)
                Irregular           2(2.74)0   08(14.81)         Thicken             6(8.22)0  21(38.89)
              Lymph node growth pattern                   0.425 Lymphatic hilum structure                <0.001
                Vertical            0(0)000.    1(1.85)          Clear              70(95.89)0  38(70.37)
                Horizontal          73(100.00)  53(98.15)        Unclear             3(4.11)0  16(29.63)
              Echoes inside lymph nodes                   0.030 Blood suppl                               0.030
                Homogeneity         71(97.26)0  46(85.19)        Less/Moderate      71(97.26)0  46(85.19)
                Inhomogeneity       2(2.74)0   08(14.81)         Abundant            2(2.74)0  08(14.81)
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