Double arch of aorta is seen in:
Correct Answer: All of the above
Description: d. All of above(Ref: Nelson's 20/e p 2211-2217, Ghai 8/e p 420-423)Double aortic archIt is associated with a chromosome 22q11 deletion in approximately 20% of patients22q11 deletion is responsible for DiGeorge, velocardiofacial, and conotruncal anomaly face syndromes, which are often referred to using the unified terms CATCH-22 syndromeIt is also associated with VACTERL (vertebral, anal, cardiac, tracheal, esophageal, renal, and limb abnormalities) orCHARGE (posterior coloboma, heart defect, choanal atresia, retardation, genital, and ear) associations.Previously classified as: (now considered part of same spectrum).Di-George syndrome (thymic hypoplasia, diminished T-cell immunity, parathyroid hypoplasia with hypocalcemia) andVelocardiofacialQ syndrome (congenital heart disease, dysmorphism, developmental delay).
Category:
Pediatrics
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