colon polyp
(KOH-lun PAH-lip)
An abnormal growth of tissue in the lining of the bowel. Polyps are a risk factor for colon cancer.
The NIH Clinical Center (the research hospital of NIH) is open. For more details about its operating status, please visit cc.nih.gov.
Updates regarding government operating status and resumption of normal operations can be found at opm.gov.