Stage II Duodenal and Ampulla of Vater Neuroendocrine Tumor AJCC v9 - CISMeF
Stage II Duodenal and Ampulla of Vater Neuroendocrine Tumor AJCC v9NCIt concept
Preferred Label : Stage II Duodenal and Ampulla of Vater Neuroendocrine Tumor AJCC v9;
NCIt synonyms : Stage II Duodenum and Ampulla of Vater Neuroendocrine Tumor AJCC v9;
NCIt definition : Stage II includes: T2, T3, N0, M0. T2: For duodenum neuroendocrine tumor: Tumor invades
the muscularis propria or is more than 1 cm in greatest dimension. For ampulla of
Vater neuroendocrine tumor: Tumor invades through sphincter of Oddi into duodenal
submucosa or muscularis propria or is more than 1 cm in greatest dimension. T3: Tumor
invades the pancreas or peripancreatic adipose tissue. N0: No tumor involvement of
regional lymph node(s). M0: No distant metastasis. (AJCC 9th ed.);