Cellular Classification
The following histologic subtypes have been described.[1,2]
- Dysgerminoma.
- Other germ cell tumors.
- Endodermal sinus tumor (rare subtypes are hepatoid and intestinal).[1]
- Embryonal carcinoma.
- Olyembryoma.
- Choriocarcinoma.
- Teratoma:
- Immature.
- Mature:
- Solid.
- Cystic:
- Dermoid cyst (mature cystic teratoma).
- Dermoid cyst with malignant transformation.
- Monodermal and highly specialized:
- Struma ovarii.
- Carcinoid.
- Struma ovarii and carcinoid.
- Others (e.g., malignant neuroectodermal and ependymoma).
- Mixed forms.
References
-
Gershenson DM: Update on malignant ovarian germ cell tumors. Cancer 71 (4 Suppl): 1581-90, 1993.
[PUBMED Abstract]
-
Serov SF, Scully RE, Robin IH: International Histologic Classification of Tumours: No. 9. Histological Typing of Ovarian Tumours. Geneva: World Health Organization, 1973.
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