Table 2 Classification of arch anomalies [20]
From: Computed tomography in the evaluation of vascular rings and slings
Group I (Double arch) | Patent bilateral arches | Left ductus Right ductus Bilateral ducti |
Atresia of one arch | Left ductus Right ductus Bilateral ducti | |
Group 2 (Left aortic arch) | Normal branching | Left ductus Right ductus Bilateral ducti |
Aberrant right subclavian | Left ductus Right ductus Bilateral ducti | |
Group 3 (Right aortic arch) | Aberrant left subclavian | Left ductus Right ductus Bilateral ducti |
Mirror image branching | Left ductus Right ductus Bilateral ducti |