coronary artery congenital malformation congenital coronary artery aneurysm https://www.malacards.org/card/congenital_coronary_artery_aneurysm Congenital coronary artery aneurysm is a rare congenital coronary artery malformation defined as a more than 1.5 fold the normal size dilatation of a coronary artery segment with no identified underlying inflammatory or connective tissue disease. It may be asymptomatic or may present with angina pectoris, myocardial infarction, sudden cardiac death, fistula formation, pericardial tamponade, compression of surrounding structures, or congestive heart failure. Orphanet:95491 MONDO:0019825 MEDGEN:573848 congenital coronary aneurysm UMLS:C0340627 SCTID:204378009 icd11.foundation:1376805686 GARD:0019273