18. The diagnosis support apparatus according to claim 15 , wherein the inference unit calculates, for each of the plural candidates of diagnosis name to which a priori probability are set, an inference probability of each of the plural candidates of diagnosis name by calculating a posteriori probability based on the plurality of pieces of medical information.
18. The diagnosis support apparatus according to claim 15 , wherein the inference unit calculates, for each of the plural candidates of diagnosis name to which a priori probability are set, an inference probability of each of the plural candidates of diagnosis name by calculating a posteriori probability based on the plurality of pieces of medical information. 19. The diagnosis support apparatus according to claim 18 , wherein the calculation unit calculates the degree of effect for an inference result exhibiting a highest posteriori probability.