A medical test result display device is provided, which enables checking test values of important test items determined according to the test purpose without the need for cumbersome operations. A test result collection and integration server collects medical information and medical images of a designated patient from a medical record storage server, and produces a test result display screen that integrates the medical information and images. When a thumbnail image of one medical image is selected on the test result display screen, a test purpose is retrieved from attached information of the corresponding medical image. Furthermore, important test items corresponding to the test purpose are retrieved from important test item information, thereby to revise the test result display screen to display one test values of the important test items.