EOD Primary Tumor

Notes

**Note 1:** This schema has extension codes that are defined as “PATHOLOGICAL assessment only” * PATHOLOGICAL assessment only codes (100, 150, 200, 300, 400, 500) are used when there is an orchiectomy **Note 2:** **Pure seminomas** are defined as 9061/3. (See codes 100 and 150)
Code Description SS2018 T
000 In situ, intraepithelial, noninvasive Intratubular germ cell neoplasia Germ cell neoplasia in situ IS
100 PATHOLOGICAL assessment only FOR PURE SEMINOMAS ONLY (ICD-O-3 code 9061/3 only) - Tumor less than 3 cm, limited to the testis + WITHOUT lymphovascular invasion or unknown if lymphovascular invasion L
150 PATHOLOGICAL assessment only FOR PURE SEMINOMAS ONLY (ICD-O-3 code 9061/3 only) - Tumor greater than or equal to 3 cm, limited to the testis + WITHOUT lymphovascular invasion or unknown if lymphovascular invasion L
200 PATHOLOGICAL assessment only Tumor limited to testis WITHOUT lymphovascular invasion or UNKNOWN if lymphovascular invasion - Body of testis - Rete testis - Surface implants (surface of tunica vaginalis) - Tunica albuginea - Tunica vaginalis involved - Tunica, NOS - Confined to testis, NOS - Localized, NOS L
300 PATHOLOGICAL assessment only Tumor limited to testis (including rete testis invasion) - WITH lymphovascular invasion L
400 PATHOLOGICAL assessment only Epididymis Hilar soft tissue Mediastinum (of testis) Visceral mesothelial layer RE
500 PATHOLOGICAL assessment only Spermatic cord, ipsilateral Vas deferens RE
600 Dartos muscle, ipsilateral Scrotum, ipsilateral RE
700 Penis Scrotum, contralateral Ulceration of scrotum Further contiguous extension D
800 No evidence of primary tumor U
999 Unknown extension 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) Brimo, F., Srigley, J.R., Lin, D.W., et al. **Testis**. In: Amin, M.B., Edge, S.B., Greene, F.L., et al. (Eds.) AJCC Cancer Staging Manual. 8th Ed. New York: Springer; 2017