[Teratoma of the ovary. Clinical and pathological differences between mature and immature teratomas].

@article{Schmidt2007TeratomaOT,
  title={[Teratoma of the ovary. Clinical and pathological differences between mature and immature teratomas].},
  author={Dietmar Schmidt and Friedrich Kommoss},
  journal={Der Pathologe},
  year={2007},
  volume={28 3},
  pages={203-8}
}
Teratomas are the most frequent germ cell tumors of the ovary. Two main groups can be distinguished: mature and immature teratomas. Mature teratomas are benign tumors, which are most often composed of derivatives of two or three germ cell layers. Only in rare cases is the transition into a malignant tumor observed (most often squamous cell carcinoma). In contrast, immature teratomas are malignant ovarian tumors. They contain immature tissue elements in addition to the mature components, most… CONTINUE READING
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