【導讀】EquivalentTerms,Definitions,Changeingroupings. Bladder,ureter,renalpelvis. Directextension. Fieldeffect. Implantation. Mucosa. Muscularismucosae(thislayernotalways. Submucosa. Muscularlayer(muscularispropria,Serosa,adventitia. Epithelium. Periuretericfat,peripelvicfat.primary.primaries.metastatic.primaries.metastatic.analyzed.primary.Renalpelvis(C659). Ureter(C669). Bladder(C670-C679). primaries.primaries.