“…18 The possibility of examining the lesion's content is admittedly one of the advantages offered by ultrasound, both in soft and hard tissue examination. 1,2,4,5,9,14,19 The possibility of using Doppler for real-time evaluation of the degree of lesion vascularization is another differential feature of ultrasound as it allows alterations to be evaluated depending on their degree of activity/aggressiveness. 1,14 Moreover, Rajendran and Sundaresan 20 described that the use of ultrasound allows verifying whether the blood flow is arterial or venous.…”