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Table 3 Characteristics on USG

From: Performance evaluation of digital mammography, digital breast tomosynthesis and ultrasound in the detection of breast cancer using pathology as gold standard: an institutional experience

SN   No. of breasts Percentage
 1. Mass
   Shape (n=413)   
  Oval 172 41.6
  Round 29 7.0
  Irregular 212 51.3
  Margins   
  Circumscribed 215 52
  Indistinct 47 11.3
  Angular 63 15.2
  Microlobulated 39 9.4
  Spiculated 49 11.8
   Orientation   
  Parallel 250 60.5
  Non-parallel 163 39.5
   Echo Pattern   
  Hyperechoic 21 4.6
  Complex solid cystic 41 9.9
  Hypoechoic 230 55.6
  Isoechoic 3 0.7
  Heterogeneous 118 28.5
   Posterior features   
  None 210 50.8
  Enhancement 56 13.5
  Shadow 102 24.6
  Combined 44 10.6
 2. Calcifications
  In mass 49 92.4
  Intraductal 3 5.6
  Outside mass 5 9.4
 3. Associated features
  Architecture distortion 56 13.5
  Duct change 119 28.8
  Skin thickening 43 10.4
  Skin retraction 11 2.6
  Edema 29 7
  Vascularity (n = 413)
  Absent 244 59
  Internal 136 32.9
  Rim 33 7.9