Although most cases of hypertension are "essential," meaning the underlying disorder is unknown, about 10% of cases are "secondary hypertension" due to a specific, usually treatable cause. Which of the following conditions can lead to secondary hypertension?

Question

Quizplus · Accepted Answer

Renal artery stenosis is a narrowing of the renal arteries, which can lead to secondary hypertension.  A fixed lesion of the renal artery results in impaired perfusion. When the kidney is poorly perfused, it increases renin secretion, which increases blood pressure as a means to improve renal blood flow. Under conditions of renal artery stenosis, the appropriate treatment is surgical correction of the arterial lesion.

Although Most Cases of Hypertension Are "Essential," Meaning the Underlying