Source:http://linkedlifedata.com/resource/umls/id/C0278688
NCI: Cancer that began in tissue covering the ovary is found in one or both ovaries and has spread beyond the abdomen to distant parts of the body. Ovarian cancer that is found in tissues of the liver is stage IV disease.,NCI: Stage IV includes: Any T, Any N, M1. M1: Distant metastasis (excludes peritoneal metastasis). (AJCC 6th and 7th eds.)