realized in occurs in has occurrent part atheromous plaque formation in artery aortic atherosclerosis Aortic atherosclerosis UMLS_CUI:C0155733 SNOMEDCT_2010_1_31:155415000 DOID:10230 ICD9CM:440.0 Atherosclerosis of aorta (disorder) disease_ontology SNOMEDCT_2010_1_31:81817003 SNOMEDCT_2010_1_31:195252007 atherosclerosis Aorta disease course