A diagnostic support system by which anatomical charts can be referred to easily by a simple operation with no need to store image data representing anatomical charts in each medical facility. This system includes a client terminal for transmitting image data, which represents a medical image obtained by imaging intended for diagnosis, and information on an examination utilizing the medical image to the database server, retransmitting the information on the examination to the database server when requesting anatomical chart data, and displaying an image including the anatomical chart based on the anatomical chart data received from the database server; and a database server for recording the received image data etc. in a first recording medium, and retrieving corresponding anatomical chart data from a second recording medium, in which plural kinds of anatomical chart data are recorded, to transmit the retrieved anatomical chart data to the client terminal.