![](https://webarchive.library.unt.edu/eot2008/20090514045009im_/http://www.cancer.gov/images/spacer.gif) |
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(MY-kroh-meh-TAS-tuh-sis)
![](https://webarchive.library.unt.edu/eot2008/20090514045009im_/http://www.cancer.gov/images/spacer.gif)
| Small numbers of cancer cells that have spread from the primary tumor to other parts of the body and are too few to be picked up in a screening or diagnostic test. |
Previous Definitions: | MGCD0103, MGUS, microcalcification, microfluidic device, microgram | Next Definitions: | micromolar, micronutrient, microorganism, microsatellite, microsatellite instability |
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![](https://webarchive.library.unt.edu/eot2008/20090514045009im_/http://www.cancer.gov/images/spacer.gif) |