The present technology relates to a medical display system, a control device, and a control method to make it possible to present necessary information without disturbing concentration of an operator.
A medical display system according to the present technology includes a control device including an acquisition unit that acquires an operative field image signal generated by a medical imaging device that images an operative field of a patient and a presented information signal generated by a device that includes an external device excluding the medical imaging device and a control unit that generates a display image on the basis of the operative field image signal and the presented information signal, in which the control unit generates the display image by arranging and displaying presented information generated from the presented information signal in an upper region of a display region of the display image, arranging and displaying an operative field image generated on the basis of the operative field image signal in a middle region that has a length equivalent to the upper region in a horizontal direction, and arranging and displaying user interface information used to control the control device in a region on a lower side of the upper region. The present technology is applied to a control device that controls display on a display.