EOD Primary Tumor

This input is used for staging

Default

999

NAACCR Item

NAACCR #772

Code	Description	SS2018 T
000	In situ, intraepithelial, noninvasive High-grade biliary intraepithelial neoplasia (BilIn-3)	IS
100	Invasive tumor confined to - Lamina propria - Mucosa, NOS - Muscularis propria - Submucosa (superficial invasion) Confined to distal bile duct, NOS Localized, NOS	L
200	Adjacent (connective) tissue, NOS Adipose tissue Beyond wall of bile duct Duodenum Gallbladder Liver including porta hepatis Pancreas Periductal/fibromuscular connective tissue Unilateral branches of hepatic artery (right or left) Unilateral branches of portal vein (right or left)	RE
600	Colon Hepatic artery (common, NOS) Main portal vein or its branches bilaterally Omentum (greater, lesser, NOS) Stomach (distal, proximal)	RE
700	Abdominal wall Celiac (axis) artery Superior mesenteric artery Further contiguous extension	D
800	No evidence of primary tumor	U
999	Unknown; extension not stated Primary tumor cannot be assessed Not documented in patient record Death Certificate Only	U

(1) Fritz AG, Ries LAG (eds). **SEER Extent of Disease 1988: Codes and Coding Instructions (3rd Edition, 1998)**, National Cancer Institute, NIH Pub. No. 98-2313, Bethesda, MD, 1998 (2) Young JL Jr, Roffers SD, Ries LAG, Fritz AG, Hurlbut AA (eds.). **SEER Summary Staging Manual-2000: Codes and Coding Instructions**, National Cancer Institute, NIH Pub. No. 01-4969, Bethesda, MD, 2001. (3) Collaborative Stage Work Group of the American Joint Committee on Cancer. **Collaborative Stage Data Collection System User Documentation and Coding Instructions, version 02.05**. American Joint Committee on Cancer (Chicago, IL) (4) Gress, D.M., Edge, S.B., Gershenwald, J.E., et al. **Principles of Cancer Staging**. In: Amin, M.B., Edge, S.B., Greene, F.L., et al. (Eds.) AJCC Cancer Staging Manual. 8th Ed. New York: Springer; 2017: 3-30 (5) Krasinskas, A., Pawlik, T.M., Vauthey, J.N., et al. **Distal Bile Duct**. In: Amin, M.B., Edge, S.B., Greene, F.L., et al. (Eds.) AJCC Cancer Staging Manual. 8th Ed. New York: Springer; 2017: 317-325