1. An apparatus, comprising: a display; and at least one processor, operatively coupled to the display, configured to: generate, based on detecting a lesion area, candidate lesion areas with respect to the detected lesion area, identify, among the candidate lesion areas, one or more candidate lesion areas, and control to display, based on a predetermined criterion and information on each of the one or more identified candidate lesion areas, one or more candidate lesion areas in a first region of an interface, and to display the detected lesion area in a second region of the interface, wherein the predetermined criterion comprises a priority of each of the candidate lesion areas, and wherein a candidate lesion area with a higher priority among the one or more candidate lesion areas is displayed closer to a center of the first region of the interface than another candidate lesion area with a lower priority among the one or more candidate lesion areas.