Summary Stage 2018: CNS Other
Summary Stage 2018
Notes
**CNS Other**
**Any behavior:**
* C701, C709, C720-C721, C728-C729: 8000-8700, 8720-8790, 8802, 8810, 8815, 8850, 8890, 8900, 9064, 9070-9071, 9080, 9084-9085, 9100-9105, 9120, 9133, 9140, 9180, 9220, 9364, 9380-9460, 9480-9500, 9505-9507, 9509-9540, 9680, 9699, 9702-9715, 9751-9759
* C701, C709, C720-C721, C728-C729 (8710-8714, 8800-8801, 8803, 8811-8814, 8816-8818, 8820-8842, 8851-8858, 8860-8881, 8891-8898, 8902-8905, 8921, 8932-8934, 8940-8990, 8992, 9000-9016, 9030-9043, 9045-9063, 9065, 9072-9073, 9081-9083, 9086-9091, 9110-9111, 9121-9132, 9135-9138, 9141-9175, 9181-9213, 9221, 9230, 9240-9361, 9363, 9365, 9370-9373, 9541-9580, 9582) (2023+)
* For years 2018-2022, see *Soft Tissue*
* C722, C724-C725: 8000-8700, 8720-8790, 8900, 9064, 9070-9071, 9080, 9084-9085, 9100, 9120, 9140, 9220, 9380-9460, 9480-9500, 9505-9507, 9509-9539, 9680, 9699, 9702-9715, 9751-9759
* C722, C724-C725: 8710, 8712-8714, 8803, 8812-8814, 8816-8824, 8826-8831, 8834-8836, 8841-8842, 8851, 8853, 8855-8857, 8860-8881, 8891-8898, 8902-8905, 8921, 8932-8934, 8940-8990, 9000-9016, 9030, 9042, 9045-9063, 9065, 9072-9073, 9081-9083, 9086-9091, 9101-9111, 9121-9132, 9135, 9137-9138, 9141-9175, 9181-9213, 9221, 9230, 9240-9250, 9252-9361, 9363, 9365, 9370-9373, 9541, 9550, 9560, 9562-9571, 9582
* For years 2018-2022, see *Soft Tissue*
* C723: 8000-8700, 8720-8790, 9064, 9070, 9080, 9084-9085, 9100, 9140, 9180, 9362, 9380-9420, 9423-9460, 9480-9493, 9505-9507, 9509-9521, 9523, 9531-9539, 9680, 9699, 9702-9715, 9751-9759
* C723: 8710-8714, 8803, 8812-8813, 8816-8818, 8820-8824, 8826-8828, 8831, 8833-8836, 8841-8842, 8851, 8855-8857, 8860-8881, 8891-8898, 8902-8905, 8932-8934, 8941-8960, 8964-8976, 8980-8981, 8982-8990, 9000-9016, 9030, 9041-9043, 9045-9063, 9065, 9072-9073, 9081-9083, 9086-9091, 9101-9111, 9121-9132, 9135-9138, 9141-9142, 9160-9175, 9181-9213, 9221, 9230, 9241-9361, 9363, 9365, 9370-9373, 9541-9571, 9582 (2023+)
* For years 2018-2022, see *Orbital Sarcoma*
* 9362, 9470-9472, 9474-9478, 9501-9504, 9508 (2018-2022 only)
* For 2023+, see *Medulloblastoma*
* 9671 (2023+)
* For years 2018-2022, see *Myeloma and Plasma Cell Disorders*
* 9690, 9719 (2023+)
* For years 2018-2022, see *Lymphoma*
* C701, C709, C720-C722, C724-C729 (9473) (2018-2022)
* For 2023+, see *Medulloblastoma*
**Benign/Borderline histologies (0/1):**
* C701, C709, C720-C721, C728-C729: 8804-8806, 8859, 8901, 8910-8920, 8930-8931, 8935-8936, 8991, 9020, 9044, 9222, 9231, 9366-9368, 9581, 9590-9663, 9673-9679, 9687-9689, 9691-9698, 9700-9701, 9716-9718, 9724-9742, 9761-9765, 9767-9993
* C722, C724-C725: 8711, 8800-8802, 8804-8811, 8815, 8825, 8832-8833, 8840, 8850, 8852, 8854, 8858-8859, 8890, 8901, 8910-8920, 8930-8931, 8935-8936, 8991, 9020, 9040-9041, 9043-9044, 9133, 9136, 9180, 9222, 9231, 9251, 9364, 9366-9368, 9540, 9542, 9561, 9580-9581, 9590-9663, 9673-9679, 9687-9689, 9691-9698, 9700-9701, 9716-9718, 9724-9742, 9761-9765, 9767-9993
* C723: 8800-8802, 8804-8811, 8814-8815, 8825, 8830, 8832, 8840, 8850, 8852-8854, 8858-8859, 8890, 8900-8901, 8910-8931, 8935-8940, 8963, 8991, 9020, 9040, 9044, 9071, 9120, 9133, 9150, 9220, 9222, 9231, 9240, 9364, 9366-9368, 9421, 9473, 9500, 9522, 9530, 9540, 9580-9581, 9590-9663, 9673-9679, 9687-9689, 9691-9698, 9700-9701, 9716-9718, 9724-9742, 9761-9765, 9767-9993
C701, C709, C720-C725, C728, C729
C701 Spinal meninges
C709 Meninges, NOS
C720 Spinal cord
C721 Cauda equina
C722 Olfactory nerve
C723 Optic nerve
C724 Acoustic nerve
C725 Cranial nerve, NOS
C728 Overlapping lesion of brain and central nervous system
C729 Nervous system, NOS
**Note 1:** The following sources were used in the development of this chapter
* SEER Extent of Disease 1988: Codes and Coding Instructions (3rd Edition, 1998) (https://seer.cancer.gov/archive/manuals/EOD10Dig.3rd.pdf)
* SEER Summary Staging Manual-2000: Codes and Coding Instructions (https://seer.cancer.gov/tools/ssm/ssm2000/)
* Collaborative Stage Data Collection System, version 02.05: https://cancerstaging.org/cstage/Pages/default.aspx
* Chapter 72 *Brain and Spinal Cord*, in the AJCC Cancer Staging Manual, Eighth Edition (2017) published by Springer International Publishing. Used with permission of the American College of Surgeons, Chicago, Illinois.
**Note 2:** See the following chapters for the listed /3 histologies
* C701, C709, C720-C721, C728-C729 (8804-8806, 8859, 8901, 8910-8920, 8930-8931, 8991, 9020, 9044, 9222, 9231, 9366-9368, 9581): *Soft Tissue*
* C722, C724-C725 (8711, 8800-8802, 8804-8806, 8810-8811, 8815, 8825, 8832-8833, 8840, 8850, 8852, 8854, 8858-8859, 8890, 8901, 8910, 8912, 8920, 8930-8931, 8991, 9020, 9040-9041, 9043-9044, 9133, 9136, 9180, 9222, 9231, 9251, 9364, 9366-9368, 9540, 9542, 9561, 9580-9581): *Soft Tissue*
* C723 (8859, 8930-8931, 8991, 9020, 9222, 9231, 9366-9368): *Soft Tissue*
* C723 (8800-8802, 8804-8806, 8810-8811, 8814-8815, 8825, 8830, 8832, 8840, 8850, 8852-8854, 8858, 8890, 8900-8901, 8910, 8912, 8920-8921, 8940, 8963, 9040, 9044, 9071, 9120, 9133, 9150, 9220, 9240, 9364, 9421, 9473, 9500, 9522, 9530, 9540, 9580-9581): *Orbital Sarcoma*
* 9590, 9596-9663, 9673-9679, 9687-9698, 9716-9719, 9725-9726, 9735, 9737-9738, 9826-9827, 9826-9827: *Lymphoma*
* *Note:* 9690, 9719 for 2018-2022 only
* 8935-8936: *GIST*
* 9700-9701: *Mycosis Fungoides*
* 9671, 9731, 9734: *Plasma Cell Disorders*
* *Note:* 9671 for 2018-2022 only
**Note 3:** For diagnoses January 1, 2023 and forward, see the following Summary Stage chapter for the listed histologies (any behavior)
* 9362, 9470-9478, 9501-9504, 9508: *Medulloblastoma*
* *Exception:* For C723 and 9473/3, see Orbital Sarcoma
**Note 4:** Summary Stage is the only applicable staging system for this site/histology/schema.
**Note 5:** Assign code 8 for benign or borderline tumors.
**Note 6:** Codes 0, 3, and 4 are not applicable for this chapter.
| SS2018 |
Description |
| 1 |
Localized only (localized, NOS)
- Confined to tissue or site of origin |
| 2 |
Regional, NOS
- Adjacent connective/soft tissue
- Adjacent muscle
- Brain for cranial nerve tumor(s)
- Major blood vessel(s)
- Meningeal tumor infiltrates nerve
- Nerve tumor infiltrates meninges (dura)
- Sphenoid and frontal sinuses (skull) |
| 7 |
Distant site(s)/lymph node(s) involved
- Distant site(s) (including further contiguous extension)
+ Bone other than skull
+ Brain except for cranial nerve tumor(s)
+ Eye
- Distant lymph node(s), NOS
- Distant metastasis, NOS
+ Carcinomatosis
+ Distant metastasis WITH or WITHOUT distant lymph node(s) |
| 8 |
Benign or borderline brain |
| 9 |
Unknown if extension or metastasis |
(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) Laws, E.R., Curran, W.J., et al. **Brain and Spinal Cord**. In: Amin, M.B., Edge, S.B., Greene, F.L., et al. (Eds.) AJCC Cancer Staging Manual. 8th Ed. New York: Springer; 2017
(5) **Brain and Spinal Cord**, from the AJCC Cancer Staging System Version 9 (2022). Used with permission of the American College of Surgeons, Chicago, Illinois.
