Pancreatitis, Acute NecrotizingPancreatitisLeukoencephalitis, Acute HemorrhagicGingivitis, Necrotizing UlcerativeNomaLigusticumFasciitis, NecrotizingPancreatitis, ChronicEnterocolitis, NecrotizingAmylasesPancreasNecrosisTaurocholic AcidGlycodeoxycholic AcidPancreatitis, AlcoholicAcute DiseaseNigerCeruletideDrainageFatal OutcomeGingivitisBiotaRats, Sprague-DawleyDisease Models, AnimalTrypsinogenCholangiopancreatography, Endoscopic RetrogradePathologyPancreatic DuctsTreatment OutcomePancreatic DiseasesPancreatic PseudocystDNA, RibosomalSialometaplasia, NecrotizingDebridement