A cardiac defect that allows blood to shunt from the (high pressure) left side of the heart to the (lower pressure) right side can result in which condition?
a. Cyanosis
b. Heart failure
c. Decreased pulmonary blood flow
d. Bounding pulses in upper extremities
ANS: B
As blood is shunted into the right side of the heart, there is increased pulmonary blood flow and the child is at high risk for heart failure. Cyanosis usually occurs in defects with decreased pulmonary blood flow. Bounding upper extremity pulses are a manifestation of coarctation of the aorta.
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