Colon and Rectum

Primary Site	Histology
C180, C182-C189, C199, C209	8000-8149, 8154, 8160-8231, 8243-8248, 8250-8682, 8690-8700, 8720-8790

Notes

8000-8149, 8154, 8160-8231, 8243-8248, 8250-8682, 8690-8700, 8720-8790 C180 Cecum C182 Ascending colon C183 Hepatic flexure of colon C184 Transverse colon C185 Splenic flexure of colon C186 Descending colon C187 Sigmoid colon C188 Overlapping lesion of colon C189 Colon, NOS C199 Rectosigmoid junction C209 Rectum, 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/ssm2000/) * Collaborative Stage Data Collection System, version 02.05: https://cancerstaging.org/cstage/Pages/default.aspx * Chapter 20 *Colon and Rectum*, 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 schemas for the listed histologies * 8150-8153, 8155-8156, 8158, 8240-8242, 8249, 8683: *NET Colon and Rectum* *8710-8714, 8800-8803, 8810-8921, 8932-8934, 8940-8990, 9000-9016, 9030-9043, 9045-9138, 9141-9230, 9240-9580, 9582: *Soft Tissue Abdomen and Thoracic* * 8804-8806, 8930-8931, 8991, 9020, 9044, 9231, 9581: *Soft Tissue Rare* * 8935-8936: *GIST* * 8992: *Soft Tissue Other* * 9140: *Kaposi Sarcoma* * 9700-9701: *Mycosis Fungoides*

Data Items
Staging Methods
Outputs

Data Items

Name	Default Value	Used in Derivation	NAACCR Item	Required By	Metadata
Year of Diagnosis		No	NAACCR #390 dateOfDiagnosis		None
Primary Site		Yes	NAACCR #400 primarySite		None
Histology		Yes	NAACCR #522 histologicTypeIcdO3		None
Tumor Size Clinical		No	NAACCR #752 tumorSizeClinical		None
Tumor Size Pathological		No	NAACCR #754 tumorSizePathologic		None
Tumor Size Summary	999	No	NAACCR #756 tumorSizeSummary		None
Regional Nodes Positive	99	Yes	NAACCR #820 regionalNodesPositive		None
Regional Nodes Examined	99	No	NAACCR #830 regionalNodesExamined		None
RX Summ Surgery/Radiation Sequence		No	NAACCR #1380 rxSummSurgRadSeq		None
RX Summ Systemic/Surgery Sequence		No	NAACCR #1639 rxSummSystemicSurSeq		None
EOD Primary Tumor	999	Yes	NAACCR #772 eodPrimaryTumor		None
EOD Regional Nodes	999	Yes	NAACCR #774 eodRegionalNodes		None
EOD Mets	00	Yes	NAACCR #776 eodMets		None
SS2018		No	NAACCR #764 summaryStage2018		None
Grade Clinical	9	Yes	NAACCR #3843 gradeClinical	All	SSDI
Grade Pathological	9	Yes	NAACCR #3844 gradePathological	All	SSDI
Grade Post Therapy Clin (yc)		No	NAACCR #1068 gradePostTherapyClin	COC NPCR SEER	SSDI
Grade Post Therapy Path (yp)		No	NAACCR #3845 gradePostTherapy	CCCR/Canada COC NPCR SEER	SSDI
CEA PreTX Lab Value	XXXX.8	No	NAACCR #3820 ceaPretreatmentLabValue	COC SEER	SSDI
CEA PreTX Interpretation	8	No	NAACCR #3819 ceaPretreatmentInterpretation	CCCR/Canada COC SEER	SSDI
Tumor Deposits	X8	No	NAACCR #3934 tumorDeposits	COC SEER	SSDI
Perineural Invasion	8	No	NAACCR #3909 perineuralInvasion	COC SEER	SSDI
Circumferential Resection Margin	XX.8	No	NAACCR #3823 circumferentialResectionMargin	CCCR/Canada COC SEER	SSDI
KRAS	8	No	NAACCR #3866 kras	COC SEER	SSDI
Microsatellite Instability (MSI)	8	No	NAACCR #3890 microsatelliteInstability	CCCR/Canada COC SEER	SSDI
BRAF Mutational Analysis	8	No	NAACCR #3940 brafMutationalAnalysis	COC 2021– SEER 2021–	SSDI 2021–
NRAS Mutational Analysis	8	No	NAACCR #3941 nrasMutationalAnalysis	COC 2021– SEER 2021–	SSDI 2021–

Initial Context

Staging Methods

Expand All | Collapse All

Summary Stage 2018

Start

Additional Context

eod_2018_t = 90

eod_2018_m = 90

eod_2018_n = 90

Next Step

EOD Mets
EOD Mets
ss2018_m