a medical imaging apparatus includes a display, a memory configured to store one or more instructions, and a processor configured to execute the one or more instructions to generate a rendered three-dimensional medical image of a region of interest (ROI) based on medical imaging data, recognize at least one structure of interest (SOI) included in the rendered three-dimensional medical image, generate at least one SOI icon including at least one image showing the at least one SOI, and control the display to display the at least one SOI icon.