Definitions

Ovary
ICD-O-3 topography code:	C56

A non-invasice, benign ovarian epithelial tumour composed of an admixture of two or more of the five major cell types: serous, mucinous, endometrioid, clear cell and Brenner/transitional ¹

Tavassoli FA, Devilee P (Eds.)
World Health Organization Classification of Tumours. Pathology and Genetics of Tumours of the Breast and Female Genital Organs.
3rd Edition
IARC Press: Lyon 2003

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