RETINOBLASTOMA (177) SEER CODE SET (164.5)

Name	Value
NAME	RETINOBLASTOMA
CODE SET TYPE	EXTENSION
EDITION	SECOND EDITION
CODE/DESCRIPTION	DESCRIPTION: Unknown DESCRIPTION: <= 25% Of retina DESCRIPTION: > 25% - <= 50% Of retina DESCRIPTION: > 50% Of retina DESCRIPTION: Confined to retina NOS DESCRIPTION: Tumor cells in the vitreous body DESCRIPTION: Optic disc involved DESCRIPTION: Optic nerve as far as lamina cribrosa DESCRIPTION: Anterior chamber; uvea DESCRIPTION: Intrascleral invasion DESCRIPTION: Intraocular extension NOS DESCRIPTION: Optic nerve beyond lamina cribrosa DESCRIPTION: Optic nerve NOS DESCRIPTION: Other adjacent extraocular extension DESCRIPTION: Further extension DESCRIPTION: Metastasis