A medical information controller and a medical image system which make it possible to refer an image as desired from an electronic medical chart terminal (40) according to need. The electronic medical chart terminal (40) transmits request information containing an image specifying condition and an image processing condition to the medical information controller (50) through the Web. The medical information controller (50) transmits only information on the image specifying condition out of the request information to an image server (10), and receives a DICOM image from the image server (10). The electronic medical chart terminal (40) receives the processed image by the medical information controller (50) and displays it.