Cornea, Retina, Choroid, Ciliary Body, Iris, Overlapping Lesion of Eye, and Other Eye (excluding Melanoma and Retinoblastoma)

Primary Site Histology Staging Type
C691-C694, C698-C699 8000-8713, 8800-9136, 9141-9508, 9520-9582, 9700-9701 Summary Stage only

If you are working with a site/histology that only summary stages and you need to directly code it, please use the SEER Summary Stage 2000 manual

Notes

C691 Cornea, NOS C692 Retina C693 Choroid C694 Ciliary body C698 Overlapping lesion of eye and adnexa C699 Eye, NOS **Note 1:** Laterality must be coded for this site. **Note 2:** Melanomas and retinoblastomas are not included in this schema. **Note 3:** TNM is not defined for this schema. If directly assigning Summary Stage 2000 (SS2000), use the *Cornea, Retina, Choroid, Ciliary Body* chapter on page 260 of the [SS2000 on-line manual](https://seer.cancer.gov/tools/ssm/ssm2000/SSSM2000-122012.pdf#page=260).

Data Items

Name Default Value Used for Staging NAACCR Item Required By Metadata
Year of Diagnosis <BLANK> No NAACCR #390
dateOfDiagnosis
None
Primary Site <BLANK> Yes NAACCR #400
primarySite
None
Histology <BLANK> Yes NAACCR #522
histologicTypeIcdO3
None

Initial Context

Staging Methods

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Outputs

Name Default Value Description NAACCR Item Metadata
Derived Version {{ctx_alg_version}} None None
Derived SEER Clin Stage Group 88 NAACCR #3610
derivedSeerClinStgGrp
None
Derived SEER Path Stage Group 88 NAACCR #3605
derivedSeerPathStgGrp
None
Derived SEER Combined Stage Group 88 NAACCR #3614
derivedSeerCmbStgGrp
None
Derived SEER Combined T 88 NAACCR #3616
derivedSeerCombinedT
None
Derived SEER Combined N 88 NAACCR #3618
derivedSeerCombinedN
None
Derived SEER Combined M 88 NAACCR #3620
derivedSeerCombinedM
None
Derived SEER Combined T Source <BLANK> NAACCR #3622
derivedSeerCmbTSrc
None
Derived SEER Combined N Source <BLANK> NAACCR #3624
derivedSeerCmbNSrc
None
Derived SEER Combined M Source <BLANK> NAACCR #3626
derivedSeerCmbMSrc
None