Carcinoma, Ovarian Epithelial

**Definition:** A malignant neoplasm that originates in cells on the surface EPITHELIUM of the ovary and is the most common form of ovarian cancer. There are five histologic subtypes: papillary serous, endometrioid, mucinous, clear cell, and transitional cell. Mutations in BRCA1, OPCML, PRKN, PIK3CA, AKT1, CTNNB1, RRAS2, and CDH1 genes are associated with this cancer.

**Tree numbers:** - C04.557.470.200.295 - C04.588.322.455.199 - C12.050.351.500.056.630.705.350 - C12.050.351.937.418.685.350 - C12.100.250.056.630.705.350 - C12.900.418.685.350 - C19.344.410.199 - C19.391.630.705.350

**Synonyms:** - Ovarian Epithelial Carcinoma - Epithelial Ovarian Carcinoma - Ovarian Epithelial Cancer - Ovarian Cancer, Epithelial - Epithelial Ovarian Cancer