Cutaneous Squamous Cell Carcinoma of Head and Neck

Excluding Skin of Eyelid and Malignant Melanoma, Merkel Cell Carcinoma, Kaposi Sarcoma, Mycosis Fungoides, Sezary Disease, and Other Lymphomas

Primary Site Histology
C000-C002, C006, C440, C442-C444 8000-8040, 8042-8180, 8191-8246, 8248-8700, 8940, 8982

Notes

C000 Vermilion border of upper lip (excludes external upper lip) C001 Vermilion border of lower lip (excludes external lower lip) C002 Vermilion border of lip, NOS (excludes external lip, NOS) C006 Commissure of lip C440 Skin of lip, NOS C442 External ear C443 Skin of other and unspecified parts of face C444 Skin of scalp and neck **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 15 *Cutaneous Squamous Cell Carcinoma 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:** Summary Stage is the only applicable staging system for the following sites. See the **Skin Other** schema. * C445: Skin of trunk * C446: Skin of upper limb and shoulder * C447: Skin of lower limb and hip * C448: Overlapping lesion of skin * C449: Skin, NOS **Note 3:** Summary Stage is the only applicable staging system for Scrotum. See the Male Genital Organ schema **Note 4:** For skin cancers overlapping sites in the head and neck ONLY, assign the primary site code for the site where the bulk of the tumor is or where the epicenter is. Do not use code C448.

Data Items

Name Default Value Used for Staging NAACCR Item Required By Metadata
Year of Diagnosis <BLANK> No NAACCR #390 None
Primary Site <BLANK> Yes NAACCR #400 None
Histology <BLANK> Yes NAACCR #522 None
Behavior <BLANK> No NAACCR #523 None
Tumor Size Clinical <BLANK> No NAACCR #752 None
Tumor Size Pathological <BLANK> No NAACCR #754 None
Tumor Size Summary 999 Yes NAACCR #756 None
Regional Nodes Positive 99 No NAACCR #820 None
Regional Nodes Examined 99 No NAACCR #830 None
RX Summ Surgery/Radiation Sequence <BLANK> No NAACCR #1380 None
RX Summ Systemic/Surgery Sequence <BLANK> No NAACCR #1639 None
EOD Primary Tumor 999 Yes NAACCR #772 None
EOD Regional Nodes 999 Yes NAACCR #774 None
EOD Mets 00 Yes NAACCR #776 None
SS2018 <BLANK> No NAACCR #764 None
Grade Clinical 9 No NAACCR #3843 CCCR/Canada
COC
NPCR
SEER
SSDI
Grade Pathological 9 No NAACCR #3844 CCCR/Canada
COC
NPCR
SEER
SSDI
Grade Post Therapy <BLANK> No NAACCR #3845 CCCR/Canada
COC
NPCR
SEER
SSDI
Perineural Invasion 8 No NAACCR #3909 COC
SEER
SSDI
Lymph Nodes Size of Mets XX.8 No NAACCR #3883 CCCR/Canada
COC
NPCR
SEER
SSDI
High Risk Features 8 No NAACCR #3858 COC
SEER
SSDI

Initial Context

Staging Methods

Expand All | Collapse All

Summary Stage 2018

Start

Additional Context
ss2018_derived = 90

Next Step

  1. EOD Primary Tumor
  2. ss2018_t

Next Step

  1. EOD Regional Nodes
  2. ss2018_n

Next Step

  1. EOD Mets
  2. ss2018_m

Next Step

  1. Summary Stage
  2. ss2018_derived

End

AJCC Chapter Calculation

Outputs

Name Default Value Description NAACCR Item
Schema ID 00150 NAACCR #3800
AJCC ID XX NAACCR #995
Derived Version {{ctx_alg_version}} None
Derived Summary Stage 2018 9 NAACCR #762