The diagnosis of an ultrasound-visualized mass can be based on several characteristics ... characterized by an internal echo pattern that is hypoechoic and homogeneous (Fig. 3).

Objective Ultrasound (US) imaging has revealed distinct types of greyscale abnormalities in the patellar and Achilles tendons, including diffusely thickened tendons and tendons containing a hypoechoic ...

A simple cyst classically appears as a mass that has ... with both anechoic and hypoechoic areas but with movement of internal echoes being demonstrated on real-time ultrasound and posterior ...