Serous ovarian tumours
These account for about 20-50% of ovarian tumours. Histologically, papilliferous patterns are common. They are bilateral in 30% of cases. Commonly occur in women 30-40 years of age.
Benign serous cystadenomas:
- 60% of serous tumours
- 25% of all benign ovarian tumours
- 100% 10 year survival
Borderline serous tumours:
- 10% of serous tumours
- 75% 10 year survival
Malignant serous cystadenocarcinoma:
- 30% of serous tumours
- 40-50% of all malignant ovarian tumours - most common
- bilateral in 65% of cases
- 15% 10 year survival as often widely disseminated at time of diagnosis
References
- Plaxe SC. Epidemiology of low-grade Serous ovarian cancer. Am J Obstet Gynecol 2008;198:459
- Kurman RJ, Carcangiu ML, Herrington CS, et al. WHO classification of tumours of female reproductive organs. 4th ed. Lyon: International Agency for Research on Cancer; 2014.
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