| umls-concept:C0018188 | skos:definition | MSH: A relatively small nodular inflammatory lesion containing grouped mononuclear phagocytes, caused by infectious and noninfectious agents.,CSP: relatively small nodular inflammatory lesion containing grouped mononuclear phagocytes, caused by infectious and noninfectious agents.,CHV: small lump caused by inflammation,CHV: small lump caused by inflammation,CHV: small lump caused by inflammation,NCI: An inflammatory reaction usually caused by infectious organisms, foreign bodies, or cholesterol deposits. It is characterized by the presence of epithelioid histiocytes and chronic inflammation. Often times giant cells are present. Necrosis is sometimes observed. | lld:umls |
