<unk>  accounts for the largest proportion of benign ovarian tumours, making up over 50-80% of all benign epithelial ovarian tumours. Its prevalence peaks between 60-70 years of the human lifespan.<unk>  ovarian<unk> rcinomas account for ~25% of<unk>  tumours.
Ovarian serous cystadenoma
Ovarian fibroma
Ovarian mucinous tumor
Follicular cyst of ovary
Ovarian cyst
Corpus luteum cyst
Clear-cell ovarian carcinoma
Ovarian germ cell tumors