11. Patterns of compression of trachea and esophagus in common vascular rings A vascular ring is a malformation of the aortic arch that results in vascular branches or major blood vessels encircling the trachea and esophagus. In nearly all instances, a right-sided aortic arch is present. In a double aortic arch (one of the most common vascular ring malformation patterns), the two arches encircle the trachea and esophagus.
13. Patterns of compression of trachea and esophagus in common vascular rings Maar dit is dus de meest voorkomende variant: Linkszijdige aortaboog met aberrante rechter a. subclavia Ook: a. lusoria
14. Patterns of compression of trachea and esophagus in common vascular rings Pulmonary sling : Aberrante linker pulmonaal arterie Trachea wordt aan de achterzijde gecomprimeerd Oesophagus wordt aan de voorzijde gecomprimeerd