NCIt related terms : Stage IIIC Choroidal and Ciliary Body Melanoma;
NCIt definition : Stage IIIC includes: T4d-e, N0, M0. T4d: Tumor size category 4 with ciliary body involvement
and extraocular extension less than or equal to 5 mm in largest diameter. T4e: Any
tumor size category with extraocular extension more than 5 mm in largest diameter.
N0: No regional lymph node metastasis. M0: No distant metastasis. (AJCC 8th ed.);