congenital heart disease conotruncal heart malformations persistent truncus arteriosus https://github.com/monarch-initiative/mondo/issues/9097 https://www.malacards.org/card/persistent_truncus_arteriosus GARD:0016627 NORD:1800 common truncus arteriosus A rare congenital cardiovascular disorder characterized by the failure of the embryologic structure truncus arteriosus to divide into the aorta and pulmonary trunk. It results in the presence of a single vessel instead of two vessels leading out of the heart. Clinical signs and symptoms include cyanosis that is present at birth, poor growth, dyspnea, tachypnea, arrhythmia, cardiomegaly, and heart failure. If it is not surgically repaired, it leads to death. persistent truncus arteriosus icd11.foundation:1832500366 MEDGEN:52867 TAC NCIT:C98880 common arterial trunk MONDO:0018072 Truncus Arteriosus persistent truncus arteriosus (disease) ICD10CM:Q20.0 common aorticopulmonary trunk persistent truncus arteriosus (disease) UMLS:C0041207 NANDO:2200261 MESH:D014339 NANDO:1200693 Orphanet:3384 truncus arteriosus