![](https://webarchive.library.unt.edu/eot2008/20081030222324im_/http://www.cancer.gov/images/spacer.gif) |
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![](https://webarchive.library.unt.edu/eot2008/20081030222324im_/http://www.cancer.gov/images/spacer.gif)
![](https://webarchive.library.unt.edu/eot2008/20081030222324im_/http://www.cancer.gov/images/spacer.gif)
| Tumor poco frecuente, de crecimiento lento que, por lo general, se forma en el nervio óptico, el quiasma óptico o el tracto óptico. Estas son partes del sistema nervioso que transportan los mensajes del ojo al cerebro. También se llama glioma de la vía óptica. |
![](https://webarchive.library.unt.edu/eot2008/20081030222324im_/http://www.cancer.gov/images/spacer.gif)
![](https://webarchive.library.unt.edu/eot2008/20081030222324im_/http://www.cancer.gov/images/gray_spacer.gif)
![](https://webarchive.library.unt.edu/eot2008/20081030222324im_/http://www.cancer.gov/images/spacer.gif)
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![](https://webarchive.library.unt.edu/eot2008/20081030222324im_/http://www.cancer.gov/images/spacer.gif) |