Summary Stage 2018: Cervical Lymph Nodes and Unknown Primary Tumors of Head and Neck
Summary Stage 2018
Notes
**Cervical Lymph Nodes and Unknown Primary Tumor of the Head and Neck**
C000-C006, C008-C009: Lip
C019: Base of Tongue, NOS
C020-C024, C028, C029: Other and Unspecified Parts of Tongue
C030-C031, C039: Gum
C040-C041, C048-C049: Floor of Mouth
C050-C052, C058-C059: Palate
C060-C062, C068-C069: Other and Unspecified Parts of Mouth
C079: Parotid gland
C080-C081, C088-C089: Major Salivary Glands
C090-C091, C098-C099: Tonsil
C100-C104, C108-C109: Oropharynx
C110-C113, C118-C119: Nasopharynx
C129: Pyriform sinus
C130-C132, C138-C139: Hypopharynx
C140, C142, C148: Other and Ill-Defined Sites in Lip, Oral Cavity and Pharynx
C300: Nasal cavity
C301: Middle ear
C310-C313, C318-C319: Accessory Sinuses
C320-C323, C328-C329: Larynx
C440: Skin of lip
C442: Skin of ear & external auricular canal
C443: Skin of other & unspecified parts of face
C444: Skin of scalp & neck
C448: Overlapping lesion of skin
C809: Unknown primary site
**Note 1:** The following sources were used in the development of this schema
* 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/)
* Collaborative Stage Data Collection System, version 02.05: https://cancerstaging.org/cstage/Pages/default.aspx
* Chapter 6 *Cervical Lymph Nodes and Unknown Primary Tumors of the Head and Neck*, 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:** Codes 0, 1, 2, and 4 are not applicable for this schema.
(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) Lydiatt, W.M., Patel, S.G., Shah, J.P., et al. **Staging Head and Neck Cancers**. In: Amin, M.B., Edge, S.B., Greene, F.L., et al. (Eds.) AJCC Cancer Staging Manual. 8th Ed. New York: Springer; 2017: 55-65
(6) Patel, S.G., Lydiatt, W.M., Shah, J.P., et al. **Cervical Lymph Nodes and Unknown Primary Tumors of the Head and Neck**. In: Amin, M.B., Edge, S.B., Greene, F.L., et al. (Eds.) AJCC Cancer Staging Manual. 8th Ed. New York: Springer; 2017: 67-78