Example for B-mode ultrasound and elastogram of a healthy LN. In B-mode ultrasound the LN exhibits no criteria for malignancy. The predominant color of the medulla is turquoise (with smaller areas of green) and the cortex is mainly green. Applying the criterion of a blue cortex, this case would be a true-negative.
Wojcinski et al. BMC Medical Imaging 2012 12:35 doi:10.1186/1471-2342-12-35