1. An image diagnosis support system comprising: a specifying unit that specifies specific information for specifying a specific study or series for object data to be generated, the object data being obtained by adding at least one information of a scan condition, a scan range, and a key image position as a basis of a diagnosis in a reference image; a first determination unit that determines whether or not a specific image for generating the reference image is present in the specific study or series on the basis of additional information of at least one image related to the specific study or series; and a first generation unit that generates the object data by using the specific image and at least one information of a scan condition, a scan range, and a key image position of the additional information when it is determined that the specific image is present.