EOD Primary Tumor

Code Description SS2018 T
000 In situ, intraepithelial, noninvasive IS
100 Tumor of any size - WITH or WITHOUT extraglandular extension into the orbital soft tissue - No periosteal or orbital bone involvement or UNKNOWN if involved Localized, NOS L
200 Tumor of any size - Periosteal involvement only RE
300 Tumor of any size - Periosteal and bone involvement RE
700 Involvement of adjacent structures, including - Brain - Cavernous sinus - Pterygoid fossa - Sinuses - Superior orbital fissure - Temporal fossa D
800 No evidence of primary tumor U
999 Unknown; extension not stated Primary tumor cannot be assessed Not documented in medical 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 (5) White, V.A., Finger, P.T., et al. **Lacrimal Gland Carcinoma**. In: Amin, M.B., Edge, S.B., Greene, F.L., et al. (Eds.) AJCC Cancer Staging Manual. 8th Ed. New York: Springer; 2017