Source:http://linkedlifedata.com/resource/umls/id/C0332461
NCI: Abnormal tissue that results from the progressive accumulation or deposit of certain substances in a body cavity, surface, or lumen.,NCI: In medicine, a small, abnormal patch of tissue on a body part or an organ. Plaques may also be a build-up of substances from a fluid, such as cholesterol in the blood vessels.