The advancement in computer technology has encouraged the researchers to develop software for assisting doctors in making decision without consulting the specialists directly. The aim of this software is to help the doctors to diagnose the diseases real-time in a simple way or to prevent them diagnosing the illness wrongly. According to this purpose, this program analyzes the patients complaints and their lab-tests by a computer and that computer program helps the doctors to diagnose every internal-medicine. Also this study helps the people who aren't specialized on one topic, who are practitioner or doctors who are tired because of the over time period.