Summary Stage 2018: Retinoblastoma

Summary Stage 2018

Notes

**Retinoblastoma** 9510-9514 C690-C696, C698-C699 C690 Conjunctiva C691 Cornea, NOS C692 Retina C693 Choroid C694 Ciliary Body C695 Lacrimal Gland C696 Orbit, NOS C698 Overlapping lesion of eye and adnexa C699 Eye, NOS **Note 1:** **Sources used in the development of this chapter** * 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 68 *Retinoblastoma*, 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:** **Not applicable codes** * Code 0 is not applicable for this chapter. **Note 3:** **Enucleation** * Pathological staging information from an enucleation always takes precedence over clinical staging * *Exception*: Cases with neoadjuvant treatment where clinical disease is as extensive as or more extensive than disease at surgery.

NAACCR Item

NAACCR #764
SS2018 Description
1 **Localized only (localized, NOS)** - Confined to retina, NOS - Intraocular tumor(s) WITH local invasion, NOS + Choroid (concomitant focal invasion) + Pre- or intralaminar involvement of optic nerve head + Retinal detachment + Schlemm's canal + Stromal invasion iris + Subretinal seeding + Trabecular meshwork + Vitreous seeding - Advanced intraocular tumor(s) WITH significant local invasion + Anterior chamber + Aseptic orbital cellulitis + Buphthalmos + Choroid (multiple foci, focal, full-thickness involvement) + Ciliary body + Emissary channels + Hyphema AND/OR massive vitreous hemorrhage + Iris + Lens + Pars plana + Phthisis or pre-phthisis bulbi + Raised intraocular pressure with neovascularization + Retrolaminar invasion of optic nerve head + Sclera + Zonules
2 **Regional by direct extension only** - Extraocular tumor + Adjacent adipose tissue + Bone + Conjunctiva + Episclera + Extraocular muscle + Eyelids + Meningeal spaces (around optic nerve) + Optic nerve (clinical thickening) + Optic nerve (retrobulbar, extraocular) + Orbit + Orbital tissue (includes clinical orbital tissue thickening)
3 **Regional lymph node(s) involved only** - Cervical, NOS - Mandibular, NOS + Submandibular (submaxillary) - Parotid + Infra-auricular + Preauricular - Regional lymph node(s), NOS + Lymph node(s), NOS
4 **Regional by BOTH direct extension AND regional lymph node(s) involved** - Codes (2) + (3)
7 **Distant site(s)/lymph node(s) involved** - Distant site(s) (including further contiguous extension) + Cerebrospinal fluid + CNS parenchyma - Distant lymph node(s), NOS - Distant metastasis, NOS + Carcinomatosis + Distant metastasis WITH or WITHOUT distant lymph node(s)
9 Unknown if extension or metastasis
(1) Fritz AG, Ries LAG (eds). **SEER Extent of Disease 1988: Codes and Coding Instructions (3rd Edition, 1998)**, National Cancer Institute, NIH Pub. No. 98-2313, Bethesda, MD, 1998 (2) Young JL Jr, Roffers SD, Ries LAG, Fritz AG, Hurlbut AA (eds.). **SEER Summary Staging Manual-2000: Codes and Coding Instructions**, National Cancer Institute, NIH Pub. No. 01-4969, Bethesda, MD, 2001. (3) Collaborative Stage Work Group of the American Joint Committee on Cancer. **Collaborative Stage Data Collection System User Documentation and Coding Instructions, version 02.05**. American Joint Committee on Cancer (Chicago, IL) (4) Gress, D.M., Edge, S.B., Gershenwald, J.E., et al. **Principles of Cancer Staging**. In: Amin, M.B., Edge, S.B., Greene, F.L., et al. (Eds.) AJCC Cancer Staging Manual. 8th Ed. New York: Springer; 2017 (5) Mallipatna, A.C., Finger, P.T., et al. **Retinoblastoma**. In: Amin, M.B., Edge, S.B., Greene, F.L., et al. (Eds.) AJCC Cancer Staging Manual. 8th Ed. New York: Springer; 2017