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(throm-BOH-sis)
![](https://webarchive.library.unt.edu/eot2008/20081029092325im_/http://www.nci.nih.gov/images/spacer.gif)
| The formation or presence of a thrombus (blood clot) inside a blood vessel. |
Previous Definitions: | thrombocytopenia, thrombohemorrhagic event, thrombolysis, thrombophlebitis, thrombopoietin | Next Definitions: | thrombus, thrush, thymic carcinoma, thymidine, thymidylate synthase |
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