Stage IIIC Choroidal and Ciliary Body Melanoma AJCC v8

**Semantic type:** Neoplastic Process

**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.)

**Synonyms:** - Stage IIIC Choroidal and Ciliary Body Melanoma - Stage IIIC Posterior Uveal Melanoma AJCC v8