22q11.2 microduplication syndrome with associated esophageal atresia/tracheo-esophageal fistula and vascular ring.

This case report describes a patient with a 22q11.2 duplication. His features, which include VACTERL association with an esophageal atresia/tracheo-esophageal fistula and a vascular ring, expand the previously described phenotype for this duplication.