1. An image diagnosis support system comprising: a specifying unit that specifies specific information for specifying a specific study or series for which an object, which is 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 an image, is to be generated; a first determination unit that determines whether or not an image for references 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 by using the image for references 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 image for references is present.