Figure 2: Delineation and 3D modeling of the region of interest. (a) A 47-year-old male with an active hepatic alveolar echinococcosis lesion on T2WI. (b) Computer-generated 3D volume of the 47-year-old male with active hepatic alveolar echinococcosis lesion. 3D: Three-dimensional, T2WI: T2-weighted images