Figure 4From: The biology of malignant breast tumors has an impact on the presentation in ultrasound: an analysis of 315 cases Her2/neu-positive HR-negative tumor in a 47 year old patient (G3, invasive ductal). The tumor presents as a bizarre, hypoechoic mass with architectural distortion of the surrounding tissue and a widely lobulated or microlobulated margin, but no echoic halo.Back to article page