![](https://webarchive.library.unt.edu/eot2008/20081025090548im_/http://www.nci.nih.gov/images/spacer.gif) |
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(PA-pih-LAYR-ee TOO-mer)
![](https://webarchive.library.unt.edu/eot2008/20081025090548im_/http://www.nci.nih.gov/images/spacer.gif)
| A tumor shaped like a small mushroom, with its stem attached to the epithelial layer (inner lining) of an organ. |
Previous Definitions: | PAP, Pap smear, Pap test, papillary serous carcinoma, papillary thyroid cancer | Next Definitions: | papilledema, PAR-101, paracentesis, paraganglia, paraganglioma |
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