Source:http://linkedlifedata.com/resource/umls/id/C0032927
MSH: Pathological processes that tend eventually to become malignant. (From Dorland, 27th ed),NCI: A pathological process with signs indicating it may become cancerous. Representative examples include leukoplakia, dysplastic nevus, actinic keratosis, xeroderma pigmentosum, and intraepithelial neoplasia.