label: Ampulla of Vater Cancer pT1 TNM Finding v8
label_lc: ampulla of vater cancer pt1 tnm finding v8
description: "Ampulla of Vater cancer with tumor limited to ampulla of Vater or sphincter of Oddi or tumor invading beyond the sphincter of Oddi (perisphincteric invasion) and/or into the duodenal submucosa. (from AJCC 8th Ed.)"