A 4900-g (11-lb) male neonate is born at term to a 33-year-old woman following an uncomplicated pregnancy and delivery. Physical examination shows a large tongue, omphalocele, and left leg that appears larger than the right leg. This infant is most likely to have which of the following additional findings?
Anal atresia
Endocardial cushion defect
Hypoglycemia
Polycythemia
Tracheoesophageal fistula
