1. A diagnosis assisting apparatus for assisting medical diagnosis that is carried out by executing a plurality of judgments relating to a medical abnormality which has appeared on an image in predetermined steps of execution, the apparatus comprising: a input unit configured to input each result of the plurality of judgments; a display unit configured to selectively display a plurality of tools used to acquire, from the image, information to be referred to for the plurality of judgments, and configured to sequentially provide a display for prompting an input of the results of the plurality of judgments by sequentially changing the tools to be displayed based on the predetermined steps of execution and a state of the input of each result of the plurality of judgments by the input unit; and a determination unit configured to determine a result of the medical diagnosis, based on each of the results of the plurality of judgments input by the input unit.