Abstract
The aetiology, clinical aspects, geographical distribution and host range, epidemiology, economic importance, taxonomic classification, serology, physicochemical properties, genetic analysis, diagnosis and diagnostic techniques, pathogenesis, immune mechanism, outbreaks, predisposing factors, transmission, prevention and control of Infectious pancreatic necrosis and associated aquatic birnaviruses were discussed. Conclusions and recommendations for future studies were also presented in this chapter.