Section: USMLE

19) A 2-year-old child with uncomplicated coarctation of the aorta appears to be in good health. Growth and development are normal. The constriction is located just distal to the subclavian arteries. Which of the following is decreased in this patient?

1. Blood flow in the lower body
2. Blood flow in the upper body
3. Blood pressure in the upper body
4. Vascular resistance in the lower body
5. Vascular resistance in the upper body