NCI Dictionary of Cancer Terms

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The NCI Dictionary of Cancer Terms features 7,791 terms related to cancer and medicine.

Browse the dictionary by selecting a letter of the alphabet or by entering a cancer-related word or phrase in the search box.

stage I intraocular melanoma of the ciliary body and choroid
(... IN-truh-AH-kyoo-ler MEH-luh-NOH-muh ... SIH-lee-ayr-ee BAH-dee ... KOR-oyd)
The tumor is in the choroid only and is size category 1 (not more than 12 millimeters wide and not more than 3 millimeters thick; or not more than 9 millimeters wide and 3.1 to 6 millimeters thick).