Recently, digitalization of medical image went rapidly, and the images are used at clinical fields. However, as a result, doctors must treat a large quantity of medical images at a time, and make burdens to radiologists. In order to reduce their burdens, it is common to introduce CAD (Computer-Aided Diagnosis) system to support diagnostic imaging. But the general CAD system is very expensive, and it is quite hard to treat it for medical practitioners. The aim of this study to investigate functions desired for CAD system and develop cheap and simple one by cooperating 'with the hospital side.
