II. Definitions

  1. Truncus Arteriosus
    1. Cyanotic Congenital Heart Disease associated with Congestive Heart Failure
    2. Aorta and pulmonary artery arise as a single vessel
    3. Accompanied by a large Ventricular Septal Defect (VSD)

III. Risk Factors

IV. Signs

  1. Cyanosis at birth
    1. Cyanosis may be delayed if pulmonary vascular resistance remains increased
  2. Congestive Heart Failure
    1. Onset by the second week of life (related to increased pulmonary Blood Flow)

V. Associated Conditions

  1. Large Ventricular Septal Defect (VSD)
    1. Uniformly present
  2. Truncal valve stenosis
  3. Truncal valve regurgitation
  4. Right aortic arch
  5. Aortic Coarctation
  6. Interrupted aortic arch
  7. Pulmonary stenosis
  8. Inconsistent Coronary Artery Anatomy

VI. References

  1. Fujii and Lock in Cloherty (1991) Manual Neonatal Care, Little Brown, Boston, p. 262-3

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Related Studies

Ontology: Truncus Arteriosus, Persistent (C0041207)

Definition (MSH) A congenital anomaly caused by the failed development of TRUNCUS ARTERIOSUS into separate AORTA and PULMONARY ARTERY. It is characterized by a single arterial trunk that forms the outlet for both HEART VENTRICLES and gives rise to the systemic, pulmonary, and coronary arteries. It is always accompanied by a ventricular septal defect.
Definition (NCI) 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.
Concepts Congenital Abnormality (T019)
MSH D014339
ICD9 745.0
ICD10 Q20.0
SnomedCT 61959006, 204292000, 394525006, 204294004, 204291007
English Truncus Arteriosus, Persistent, CAT - Common arterial trunk, Common arterial trunk, Common aortopulmon trunk NOS, Common aortopulmonary trunk NOS, Persistent Truncus Arteriosus, common truncus arteriosis, common truncus arteriosis (diagnosis), Truncus arteriosus persistent, PERSISTENT TRUNCUS ARTERIOSUS, PTA, Truncus Arteriosus, Persistent [Disease/Finding], Common truncus arteriosus, Common arterial trunk (truncus arteriosus), Truncus Arteriosus, common arterial trunk (diagnosis), Persistent truncus arteriosus (disorder), Truncus arteriosus, Common aortopulmonary trunk NOS (disorder), Common aorto-pulmonary trunk, TA - Truncus arteriosus, Truncus arteriosus, Persistent, Common Truncus Arteriosus, Persistent truncus arteriosus, Common aortopulmonary trunk, Truncus arteriosus communis, Common truncus arteriosus (disorder), common; arterial trunk, common; truncus, truncus; arteriosus, truncus; common, arteriosus; truncus, artery; common trunk, Common truncus, Absent septum between aorta and pulmonary artery
Dutch truncus arteriosus communis, gewone truncus, arterie; truncus gemeenschappelijk, arteriosus; truncus, gemeenschappelijk; arteriële truncus, gemeenschappelijk; truncus, truncus; arteriosus, truncus; gemeenschappelijk, persisterende truncus arteriosus, Persistente truncus arteriosus, Truncus arteriosus, persistente, Gemeenschappelijke arteriële truncus
French Tronc commun, TAC (Tronc Artériel Commun), Persistance du tronc artériel, Tronc artériel commun
German Truncus arteriosus communis, persistierender Truncus arteriosus, Persistierender Truncus arteriosus, Truncus arteriosus communis persistens, Truncus arteriosus, persistierender
Italian Tronco comune, Tronco arterioso comune, Tronco arterioso persistente
Portuguese Tronco comum, Tronco arterial comum, Persistência do Tronco Arterioso, Persistência do tronco arterial, Persistência do Tronco Arterial
Spanish Tronco común, Tronco arterioso común, tronco arterioso persistente (trastorno), tronco arterial común (tronco arterioso), tronco arterioso persistente, tronco arterioso común (trastorno), tronco aortopulmonar común, SAI, tronco aortopulmonar común, SAI (trastorno), Tronco Arterioso Persistente, tronco aortopulmonar común, tronco arterioso común, Tronco arterioso persistente, Tronco Arterial Persistente
Japanese ソウドウミャクカンイザン, ソウドウミャクカンショウ, 総動脈幹症, 遺残-総動脈幹, 動脈幹遺残, 総動脈幹遺残, 総動脈幹遺残症, 総動脈幹開存, 総動脈幹開存症, 総動脈幹残遺, 遺残-動脈幹
Czech truncus arteriosus persistens, Společný truncus, Truncus arteriosus communis, Perzistující truncus arteriosus
Finnish Yhteinen valtimorunko
Russian PERSISTIRUIUSHCHII ARTERIAL'NYI STVOL, ARTERIAL'NYI STVOL OBSHCHII, АРТЕРИАЛЬНЫЙ СТВОЛ ОБЩИЙ, ПЕРСИСТИРУЮЩИЙ АРТЕРИАЛЬНЫЙ СТВОЛ
Korean 총동맥줄기
Swedish Truncus arteriosus, persisterande
Polish Pień tętniczy przetrwały
Hungarian Truncus arteriosus ((communis)), Persistáló truncus arteriosus, Common truncus
Norwegian Persisterende truncus arteriosus