Saeedeh Sadati - ICT Department- Malek Ashtar University
Hossein Shirazi - ICT Department- Malek Ashtar University

Some kinds of usual human diseases are ear, pharynx and nose diseases. Diagnosis of these diseases in early stage depends on various parameters. Symptoms similarities cause some problems in accurate diagnosis. Therefore it is necessary to have an expert system, that all symptoms and user inquiry is considered in it. This system can help physicians in diagnosis. In this paper an expert system has been designed for specific nose diseases. The designed system has been based on medical expert knowledge, patient data and uncertainty revise. Finally, the designed system has been compared with medical expert diagnosis. The result, indicate that system outputs adapt with those physicians estimations

Expert system, Nose diseases, Decision support systems, Uncertain Reasoning