Children’s National Hospital (“Children’s National”) is the only exclusive provider of pediatric care in the Washington, DC metropolitan area and is the only freestanding children’s hospital between Philadelphia, Pittsburgh, Norfolk, and Atlanta. Children’s National Hospital a dedicated 1.5T Siemens Aera configured for cardiovascular imaging. The CMR program uses the most up-to-date sequences for assessment of congenital heart disease, including 4D flow MRI.