Example 2: Moment of Inertia of a disk about an axis passing through its circumference Problem Statement: Find the moment of inertia of a disk rotating about an axis passing through the disk's circumference and parallel to its central axis, as shown below.
In middle-aged adults, aldosteronism is the most common secondary cause of hyperten-. sion, and the recommended initial diagnostic test is an aldosterone/. renin ratio. Up to 85 percent of children with hypertension have an. identifiable cause, most often renal parenchymal disease.
The prevalence of secondary hypertension and the most common. etiologies vary by age group. Approximately 5 to 10 percent of adults. with hypertension have a secondary cause. In young adults, particu-. larly women, renal artery stenosis caused by fibromuscular dyspla-. sia is one of the most common secondary etiologies.