Most metastatic deposits are solid and mainly hypoechoic relative to the background liver (Fig. 4). Many will exhibit a hypoechoic "halo" (Fig. 5). There is some controversy as to whether the halo ...

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 well-defined borders. On ultrasound, it is generally anechoic and shows significant posterior acoustic enhancement (Fig. 1). As opposed to most ...