Rule Based Expert System for Medical Diagnosis-A Review

Traditionally human experts were responsible for taking decisions in solving the medical problems. But it was very difficult for human expert to solve complex problems,for that expert systems were designed.There are lot of applications in artificial intelligence domain that try to help human experts offering solutions for a problem. Expert system is a part of artificial intelligence which increases the ability of decision making of the human expert. They are designed to solve complex problems.Rule based expert system uses rules as the knowledge representation for knowledge coded into the system. Rule based expert system is used by the human experts to diagnose the problem.This paper surveys research work accomplished in the field of medical sector using rule based expert system.