A six-month-old infant has femoral pulses that are weaker than the brachial pulses on palpation.This most likely indicates

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One symptom of coarctation of the aorta (COA)is a brachial-femoral lag in which the femoral pulses are weaker than the brachial pulses when palpated simultaneously.COA is the result of a narrowing of the aorta before,at,or just beyond the entrance of the ductus arteriosus.This results in reduced blood flow to the lower body.A brachial-femoral lag is not a normal physiological finding that resolves in 3-4 years.It is always abnormal and does not indicate aortic valve stenosis.

A Six-Month-Old Infant Has Femoral Pulses That Are Weaker Than