![](https://webarchive.library.unt.edu/eot2008/20090116072109im_/http://www.cancer.gov/images/spacer.gif) |
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![](https://webarchive.library.unt.edu/eot2008/20090116072109im_/http://www.cancer.gov/images/spacer.gif)
![](https://webarchive.library.unt.edu/eot2008/20090116072109im_/http://www.cancer.gov/images/spacer.gif)
| Análisis para detectar sangre en las heces. Se colocan muestras pequeñas de la deposición en tarjetas especiales y se envían a un médico o laboratorio para su análisis. La sangre en la materia fecal puede ser un signo de cáncer colorrectal. También se llama PSOMF. |
![](https://webarchive.library.unt.edu/eot2008/20090116072109im_/http://www.cancer.gov/images/spacer.gif)
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![](https://webarchive.library.unt.edu/eot2008/20090116072109im_/http://www.cancer.gov/images/spacer.gif) |