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Table 2 Association between tumor type and ultrasound findings of the breast cancers

From: Association between ultrasound findings, tumor type, grade, and biological markers in patients with breast cancer

  Tumor type  
Invasive cancer DCIS p value
Count % Count %  
Mass features
Mass shape Oval/round 5 9.6 5 71.4 < 0.001
Irregular 47 90.4 2 28.6
Total 52 100.0 7 100.0
Mass margin Circumscribed 0 0 4 57.1 < 0.001
Non-circumscribed 52 100 3 42.9
Total 52 100.0 7 100
Mass orientation Parallel 9 17.3 2 18.6 0.604
Not parallel 43 82.7 5 81.4
Total 52 100.0 7 100.0
Mass posterior features No/enhancement 20 38.5 4 57.1 0.427
Shadowing/ combined 32 61.5 3 42.9
Total 52 100.0 7 100.0
Mass echopattern Hypoechoic 46 88.5 7 100 1.000
Heterogeneous 6 11.5 0 0.0
Total 52 100.0 7 100.0
Non-mass features (architectural distortion) 0 0.0 6 100 0.004