A medical image providing apparatus (500; 600) comprising: a display (520; 620); and a controller (510; 610) configured: - to control the display to display a first medical image of an object including a region of interest ROI corresponding to a first partial region in the first medical image, and a list (1910; 2010; 2110; 2210) comprising a plurality of second medical images (1921; 2012; 2121, 2122; 2221, 2222), each of the plurality of second medical images being a partial image corresponding to the ROI of the first medical image, wherein the plurality of second medical images are different from each other with respect to a medical image reconstruction technique of a plurality of medical image reconstruction techniques used to generate the plurality of second medical images, - to generate the plurality of second medical images by using image data obtained during scanning the object for the first medical image and by using the plurality of medical image reconstruction techniques, and - to control, in response to a change of a location of the ROI in the first medical image, the display to display each of the plurality of second medical images, included in the list, in correspondence to the changed location of the ROI. a display (520; 620); and a controller (510; 610) configured: - to control the display to display a first medical image of an object including a region of interest ROI corresponding to a first partial region in the first medical image, and a list (1910; 2010; 2110; 2210) comprising a plurality of second medical images (1921; 2012; 2121, 2122; 2221, 2222), each of the plurality of second medical images being a partial image corresponding to the ROI of the first medical image, wherein the plurality of second medical images are different from each other with respect to a medical image reconstruction technique of a plurality of medical image reconstruction techniques used to generate the plurality of second medical images, - to generate the plurality of second medical images by using image data obtained during scanning the object for the first medical image and by using the plurality of medical image reconstruction techniques, and - to control, in response to a change of a location of the ROI in the first medical image, the display to display each of the plurality of second medical images, included in the list, in correspondence to the changed location of the ROI. - to control the display to display a first medical image of an object including a region of interest ROI corresponding to a first partial region in the first medical image, and a list (1910; 2010; 2110; 2210) comprising a plurality of second medical images (1921; 2012; 2121, 2122; 2221, 2222), each of the plurality of second medical images being a partial image corresponding to the ROI of the first medical image, wherein the plurality of second medical images are different from each other with respect to a medical image reconstruction technique of a plurality of medical image reconstruction techniques used to generate the plurality of second medical images, - to generate the plurality of second medical images by using image data obtained during scanning the object for the first medical image and by using the plurality of medical image reconstruction techniques, and - to control, in response to a change of a location of the ROI in the first medical image, the display to display each of the plurality of second medical images, included in the list, in correspondence to the changed location of the ROI.