Breast

Primary Site Histology
C500-C506, C508-C509 8000-8700, 8982-8983, 9700-9701
C501-C506, C508-C509 8720-8790

Notes

C500 Nipple C501 Central portion of breast C502 Upper-inner quadrant of breast C503 Lower-inner quadrant of breast C504 Upper-outer quadrant of breast C505 Lower-outer quadrant of breast C506 Axillary Tail of breast C508 Overlapping lesion of breast C509 Breast, NOS **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 48 *Breast*, 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:** In addition to coding *EOD Primary Tumor, EOD Regional Nodes* and *EOD Mets*, the following data items are also needed to assign a stage group for Breast. * ER Summary * PR Summary * HER2 Summary * Oncotype Dx Recurrence Score

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> Yes 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 Yes NAACCR #3843 All SSDI
Grade Pathological 9 Yes NAACCR #3844 All SSDI
Grade Post Therapy <BLANK> No NAACCR #3845 CCCR/Canada
COC
NPCR
SEER
SSDI
Lymph Nodes Positive Axillary Level I-II X9 Yes NAACCR #3882 All SSDI
ER Summary 9 Yes NAACCR #3827 All SSDI
ER Percent Positive XX8 No NAACCR #3826 COC
NPCR
SEER
SSDI
ER Allred Score X8 No NAACCR #3828 COC
NPCR
SEER
SSDI
PR Summary 9 Yes NAACCR #3915 All SSDI
PR Percent Positive XX8 No NAACCR #3914 COC
NPCR
SEER
SSDI
PR Allred Score X8 No NAACCR #3916 COC
NPCR
SEER
SSDI
HER2 Overall Summary 9 Yes NAACCR #3855 All SSDI
HER2 IHC Summary 8 No NAACCR #3850 CCCR/Canada
COC
SEER
SSDI
HER2 ISH Summary 8 No NAACCR #3854 CCCR/Canada
COC
SEER
SSDI
HER2 ISH DP Ratio XX.8 No NAACCR #3852 COC
SEER
SSDI
HER2 ISH DP Copy No XX.8 No NAACCR #3851 COC
SEER
SSDI
HER2 ISH SP Copy No XX.8 No NAACCR #3853 COC
SEER
SSDI
Ki-67 (MIB-1) XXX.8 No NAACCR #3863 COC
SEER
SSDI
Oncotype DX Recur Score XX9 Yes NAACCR #3904 All SSDI
Oncotype Dx Risk Level Invasive 8 No NAACCR #3906 COC
NPCR
SEER
SSDI
Oncotype DX Recur Score - DCIS XX8 No NAACCR #3903 COC
SEER
SSDI
Oncotype Dx Risk Level - DCIS 8 No NAACCR #3905 COC
SEER
SSDI
Multigene Signature Method 8 No NAACCR #3894 COC
SEER
SSDI
Multigene Signature Result X8 No NAACCR #3895 COC
NPCR
SEER
SSDI
Response Neoadjuv Therapy 8 No NAACCR #3922 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 00480 NAACCR #3800
AJCC ID XX NAACCR #995
Derived Version {{ctx_alg_version}} None
Derived Summary Stage 2018 9 NAACCR #762