A kind of image diagnosing system includes image display means (16), for showing that the input unit (18) of diagnostic image is shown for setting job description mark diagnostic image, for measuring the distance between ranging tool (19), these job descriptions label is arranged in diagnostic image. The equipment further includes imaging diagnosis job description label setting support means (20), passes through input unit (18) according to a job description label setting for generating another job description label of operation support information setting. The image display means (16), show operation support information generated, while being related to diagnostic image.