Skip to main content

Table 1 The distributions of benign, B3 or malignant breast lesions according to BI-RADS-US

From: Breast lesions excised via vacuum-assisted system: could we get any clues for B3 lesions before excision biopsy?

BI-RADS category Total Benign Rate (%) B3 Rate (%) Malignant Rate (%)
0 5 3 60 2 40 0 0
2 141 138 97.9 3 2.1 0 0
3 1735 1568 90.4 134 7.7 33 1.9
4a 291 235 80.8 32 11.0 24 8.2
4b 44 28 63.6 4 9.1 12 27.3
4c 21 14 66.7 0 0 7 33.3
5 8 0 0 0 0 8 100
  1. BI-RADS the Breast Imaging Reporting and Data System, US ultrasound