Health Dictionary
Reliable, easy-to-read patient information on common medical conditions — written in plain language, free of jargon, and grounded in current evidence. Browse the most frequent diagnoses, understand what they mean for everyday life, and learn which steps and questions help you have a focused conversation with your doctor.
Ovarian germ cell tumor classification
Introduction
Overview
Overview
Ovarian germ cell tumor may be benign or malignant. Each category sub classified to different types based on histologic features.
Classification
Classification
Ovarian germ cell tumor may be classified into two subtypes of benign and malignant tumors. Benign tumors are comprised of only teratoma, however, the malignant germ cell tumors may be classified to different types according to the histologic features.
- Teratoma[1]
- Mature cystic teratomas (dermoid cysts)
- Immature teratoma
- Monodermal teratoma
- Dysgerminoma
- Yolk sac tumor
- Mixed germ cell tumors
- Pure embryonal carcinoma
- Non-gestational choriocarcinoma
- Pure embryoma
WHO Classification of Ovarian Tumors
WHO classifies ovarian germ cell tumors as follows:[2]
- Teratoma
- Immature
- Mature
- Solid
- Cystic (dermoid cyst)
- Dysgerminoma
- Endometrial Sinus tumors
- Embryonal carcinoma
- Polyembryoma
- Choriocarcinoma
- Mixed germ cell tumors
References
References
- ↑ Outwater EK, Siegelman ES, Hunt JL (2001). “Ovarian teratomas: tumor types and imaging characteristics”. Radiographics. 21 (2): 475–90. doi:10.1148/radiographics.21.2.g01mr09475. PMID 11259710.
- ↑ Meinhold-Heerlein I, Fotopoulou C, Harter P, Kurzeder C, Mustea A, Wimberger P, Hauptmann S, Sehouli J (April 2016). “The new WHO classification of ovarian, fallopian tube, and primary peritoneal cancer and its clinical implications”. Arch. Gynecol. Obstet. 293 (4): 695–700. doi:10.1007/s00404-016-4035-8. PMID 26894303.
Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]Associate Editor(s)-in-Chief: Sahar Memar Montazerin, M.D.[2] Monalisa Dmello, M.B,B.S., M.D. [3]