![](https://webarchive.library.unt.edu/eot2008/20090515074032im_/http://www.cancer.gov/images/spacer.gif) |
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![](https://webarchive.library.unt.edu/eot2008/20090515074032im_/http://www.cancer.gov/images/spacer.gif)
| Parte angosta del interior del cuerpo que conecta dos estructuras más grandes. |
Definiciones anteriores: | ispinesib, isquemia, isquemia fría, isquemia tibia, ISRS | Definiciones siguientes: | itraconazol, itrio, itrio Y 90, itrio Y 90 DOTA-biotina, itrio Y 90 edotreotida |
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![](https://webarchive.library.unt.edu/eot2008/20090515074032im_/http://www.cancer.gov/images/spacer.gif) |