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  1. Major aortopulmonary collateral arteries - Radiopaedia.org

    Jul 22, 2025 · Single supply MAPCA - bronchopulmonary segment is supplied by MAPCAs, but with no connection to native pulmonary arteries; by definition, there is collateral connection to at least one …

  2. Complex congenital heart disease: complete AV canal, L-TGA, …

    The 5th MAPCA arises from the left side of the descending thoracic aorta about 3.51cm distal to the right subclavian artery origin, it passes the left to supply the upper and middle parts of the left lung, it …

  3. Tetralogy of Fallot | Radiology Reference Article - Radiopaedia.org

    Tetralogy of Fallot (TOF) is the most common congenital cyanotic congenital heart condition, and may be identified by prenatal ultrasound. The structural defects are overriding aorta, right ventricular …

  4. Pulmonary atresia | Radiology Case | Radiopaedia.org

    There is subaortic ventricular septal defect. Dilated right atrium and right ventricle are seen. Multiple large Major Aorto-pulmonary Collaterals (MAPCAs) arising from aortic arch and descending aorta …

  5. Isomerism | Radiology Reference Article | Radiopaedia.org

    Jul 23, 2025 · Isomerism is a term which in general means 'mirror-image' and refers to finding normally-asymmetric bilateral structures to be similar. It is used in the context of heterotaxy and is of two …

  6. Anomalous right coronary artery from the pulmonary artery

    Apr 21, 2025 · Anomalous right coronary artery from the pulmonary artery (ARCAPA), is a rare congenital coronary artery anomaly and is considered one of the most severe of such anomalies. …

  7. Pulmonary artery atresia with major aortopulmonary collateral arteries

    This is a case of pulmonary artery atresia with major aortopulmonary collaterals and ventricular septal defect.

  8. Transverse sinus stenosis - Radiopaedia.org

    Dec 10, 2025 · Transverse sinus stenosis, or lateral sinus stenosis, describes reduction in the caliber of the transverse sinus. Although potentially seen in a number of contexts, including within the …

  9. Right coronary artery | Radiology Reference Article | Radiopaedia.org

    Jul 17, 2025 · The right coronary artery (RCA) is one of the two main coronary arteries that supply the heart with oxygenated blood. Gross anatomy Origin The right coronary artery arises from its ostium …

  10. Pulmonary artery atresia - Radiopaedia.org

    Nov 20, 2025 · Pulmonary artery atresia, sometimes known as pulmonary atresia, is a congenital cardiovascular anomaly where there is complete disruption between the right ventricular outflow tract …