To provide a medical examination assisting apparatus for assisting a doctor in diagnosis by presenting information necessary for the diagnosis to the doctor based on the information obtained in the medical examination.

The medical examination assisting apparatus comprises a medical examination information obtaining means 50 with a memory part storing a database for guidelines on diagnosis interrelating the information expected to be obtained in the medical examination and the information used in the diagnosis of a disease, for receiving the input of information actually obtained in the medical examination as the information on the medical examination, and an information extracting means 52 for extracting the information from the database for guidelines on the diagnosis to be used for the diagnosis of the disease based on the information on the medical examination obtained by the medical information obtaining means.