![](https://webarchive.library.unt.edu/eot2008/20081103111900im_/http://www.cancer.gov/images/spacer.gif) |
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![](https://webarchive.library.unt.edu/eot2008/20081103111900im_/http://www.cancer.gov/images/spacer.gif)
| A substance being studied in the diagnosis of lung diseases, including lung cancer. It helps bring up a sample of mucus from deep in the lungs and improves the quality of the sample for testing. It is a type of nucleoside triphosphate. |
Previous Definitions: | injection, Innohep, inoperable, inositol, inositol hexaphosphate | Next Definitions: | insomnia, instillation, Institutional Review Board, insulin, intensification therapy |
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