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teratomas

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[ (||image_reduire{0,60}|inserer_attribut{alt,Testicular dermoid cyst}) ] [ (||image_reduire{0,60}|inserer_attribut{alt,Testicular dermoid cyst}) ] [ (||image_reduire{0,60}|inserer_attribut{alt,Sacrococcygeal teratoma (Macroscopy)}) ] [ (||image_reduire{0,60}|inserer_attribut{alt,Sacrococcygeal teratoma (Macroscopy)}) ] [ (||image_reduire{0,60}|inserer_attribut{alt,Sacrococcygeal teratoma (Macroscopy)}) ] [ (||image_reduire{0,60}|inserer_attribut{alt,Sacrococcygeal teratoma (Macroscopy)}) ] [ (||image_reduire{0,60}|inserer_attribut{alt,Sacrococcygeal teratoma (Macroscopy)}) ] [ (||image_reduire{0,60}|inserer_attribut{alt,Ovarian mature teratoma (dermoid cyst)}) ] [ (||image_reduire{0,60}|inserer_attribut{alt,Ovarian mature teratoma (dermoid cyst)}) ] [ (||image_reduire{0,60}|inserer_attribut{alt,Thyroid teratoma}) ] [ (||image_reduire{0,60}|inserer_attribut{alt,Thyroid teratoma}) ] [ (||image_reduire{0,60}|inserer_attribut{alt,Thyroid teratoma}) ] [ (||image_reduire{0,60}|inserer_attribut{alt,Ovarian mature teratoma}) ] [ (||image_reduire{0,60}|inserer_attribut{alt,Sarcoma in mediastinal teratoma}) ] [ (||image_reduire{0,60}|inserer_attribut{alt,Sarcoma in mediastinal teratoma}) ] [ (||image_reduire{0,60}|inserer_attribut{alt,Sarcoma in mediastinal teratoma}) ] [ (||image_reduire{0,60}|inserer_attribut{alt,Intra-abdominal immature teratoma}) ] [ (||image_reduire{0,60}|inserer_attribut{alt,Intra-abdominal immature teratoma}) ] [ (||image_reduire{0,60}|inserer_attribut{alt,Intra-abdominal immature teratoma}) ] [ (||image_reduire{0,60}|inserer_attribut{alt,Intra-abdominal immature teratoma}) ] [ (||image_reduire{0,60}|inserer_attribut{alt,Intra-abdominal immature teratoma}) ] [ (||image_reduire{0,60}|inserer_attribut{alt,Congenital sacrococcygeal immature teratoma}) ] [ (||image_reduire{0,60}|inserer_attribut{alt,Congenital sacrococcygeal immature teratoma}) ] [ (||image_reduire{0,60}|inserer_attribut{alt,Congenital sacrococcygeal immature teratoma}) ] [ (||image_reduire{0,60}|inserer_attribut{alt,Congenital sacrococcygeal immature teratoma}) ]

Definition: Teratomas are neoplasms comprised of mixed elements derived from the three germ cell layers.

A teratoma is generally defined as a tumor arising from pluripotent cells, and it is precisely the heterogeneity of tissues present in such a tumor that best characterizes it; it is also commonly accepted that a teratoma must contain derivatives of more than one blastodermic layer, according to traditional concepts of embryonic ontogenesis.

Microscopical types

- mature teratoma

  • ovarian dermoid cysts
    - immature teratoma

According to age

- fetal teratoma
- neonatal teratoma

According to the localization

- gonadal teratoma

  • ovarian teratoma
  • testicular teratoma

- extragonadal teratoma

  • cervical teratoma
  • mediastinal teratoma
  • pericardial teratoma
  • retroperitoneal teratomas
  • sacrococcygeal teratoma

Variants

  • with intratumal Wilms tumor (#15105660#)
  • with intratumal embryonal rhabdomyosarcoma (#15105660#)

Videos

- mature ovarian teratoma (by Washington Deceit)

See also

- Tumors

  • germ cell tumors (GCTs)
    • teratomas