Examination support device, examination support method, and examination support program for sequentially acquiring image signal corresponding to display image

Abstract

There is provided an examination support device that is used by being connected to an endoscope system including a camera unit for being inserted into an inside of a body of a subject, the examination support device including an acquisition unit for sequentially acquiring an image signal that the endoscope system provides to an external device; a detection unit for detecting a difference between successive frame images in relation to frame images that are sequentially generated from the image signals; and an establishing unit for establishing an image region indicating a captured image that is captured by the camera unit, based on a region of change where an amount of difference of the difference detected by the detection unit is equal to or greater than a reference amount.