Collaborative Stage Data Set - Revised 05/19/2011 FINAL
| Code | Description |
| 000 | No evidence of tumor in second eye |
| 120 | Volume no more than two-thirds of eye AND Largest dimension not greater than 3mm AND Location not closer than 1.5mm to optic nerve or fovea AND Tumor formation: No vitreous or subretinal seeding and no subretinal fluid beyond 5mm from base of tumor AND Retinal detachment not present Stated as T1a with no other information on extension |
| 140 | Volume no more than two-thirds of eye AND (Largest dimension greater than 3mm OR Location closer than 1.5mm to optic nerve or fovea) AND Tumor formation: No vitreous or subretinal seeding and no subretinal fluid beyond 5mm from base of tumor AND Retinal detachment not present Stated as T1b with no other information on extension |
| 160 | Volume no more than two-thirds of eye AND (Largest dimension greater than 3mm OR Location closer than 1.5mm to optic nerve or fovea) AND (Tumor formation: Subretinal fluid beyond 5mm from base of tumor OR Retinal detachment present) Stated as T1c with no other information on extension |
| 180 | Volume no more than two-thirds of eye AND Tumor formation: No vitreous or subretinal seeding Stated as T1 [NOS] with no other information on extension |
| 420 | Volume no more than two-thirds of eye AND Tumor Formation: Focal vitreous and/or subretinal seeding of fine aggregates of tumor cells but no large clumps or "snowballs" of tumor cells AND Retinal detachment may be present Stated as T2a with no other information on extension |
| 440 | Volume no more than two-thirds of eye AND Tumor formation: Massive vitreous and/or subretinal seeding defined as diffuse clumps or "snowballs" of tumor cells AND Retinal detachment may be present Stated as T2b with no other information on extension |
| 460 | Volume no more than two-thirds of eye AND Tumor formation: Vitreous and/or subretinal seeding AND Retinal detachment may be present Stated as T2 [NOS] with no other information on extension |
| 500 | Severe intraocular disease in second eye: Tumor occupies more than two-thirds volume of eye Stated as T3a with no other information on extension |
| 520 | Severe intraocular disease in second eye: One or more complications present including: Tumor-associated neovascular or angle closure glaucoma Tumor extension into anterior segment Hyphema (blood in anterior chamber) Vitreous hemorrhage Orbital cellulitis Stated as T3b with no other information on extension |
| 540 | Severe intraocular disease in second eye, NOS Stated as T3 [NOS] with no other information on extension |
| 680 | Extraocular disease in second eye detected by imaging studies: Invasion of optic nerve Stated as T4a with no other information on extension |
| 700 | Extraocular disease in second eye detected by imaging studies: Invasion into orbit Stated as T4b with no other information on extension |
| 720 | Extraocular disease in second eye detected by imaging studies: Intracranial extension not past chiasm Stated as T4c with on other information on extension |
| 740 | Extraocular disease in second eye detected by imaging studies: Intracranial extension past chiasm Stated as T4d with no other information on extension |
| 760 | Extraocular disease in second eye, NOS Stated as T4 [NOS] with no other information on extension |
| 888 | OBSOLETE DATA CONVERTED V0200 Converted to code 988 Not applicable |
| 988 | Not applicable: Information not collected for this case (May include cases converted from code 888 used in CSv1 for "Not applicable" or when the item was not collected. If this item is required to derive T, N, M, or any stage, use of code 988 may result in an error.) |
| 999 | Unknown extension Primary tumor cannot be assessed Not documented in patient record |