EOD Primary Tumor

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