Systolic pressure difference between legs and arms in Coarctation of the aorta

Systolic pressure difference between legs and arms in Coarctation of the aorta

Coarctation of the aorta is suspected when the systolic pressure is ——- lower in the legs than in the arms

[A] 10 mm Hg
[B] 20 mm Hg
[C] 30 mm Hg
[D] 40 mm Hg

ANSWER

[B] 20 mm Hg

Systolic pressure difference between legs and arms in Coarctation of the aorta

Coarctation of the aorta is suspected when the systolic pressure is 20 mm Hg lower in the legs than in the arms