Source:http://linkedlifedata.com/resource/umls/id/C0221198
NCI: An area of abnormal tissue. A lesion may be benign (not cancer) or malignant (cancer).,NCI: A localized pathological or traumatic structural change, damage, deformity, or discontinuity of tissue, organ, or body part. (NCI),NCI: A localized pathological or traumatic structural change, damage, deformity, or discontinuity of tissue, organ, or body part.