Renal Artery Stenosis Term Paper

Pages: 2 (580 words)  ·  Style: APA  ·  Bibliography Sources: 3  ·  File: .docx  ·  Topic: Disease

Renal Artery Stenosis

Rather than a single condition, renal artery stenosis refers to a group of diseases which are primarily characterized by the narrowing of the main renal artery as well as the branches of the artery. The narrowing of the artery secondary to atherosclerotic disease is most commonly seen in the 5th decade of life although prevalence is unknown since there is no recommended or cost effective screening mechanism. There is no gender difference in prevalence, although RAS is seen more frequently in patients with high cholesterol, smoking cigarettes, high blood pressure and diabetes, previous history of coronary artery disease, obesity, and peripheral vascular disease and those patients with a family history of RAS (although this is more commonly seen in those patients who have atherosclerotic disease..

Renal artery stenosis can also be caused by Fibromuscular dysplasia (FMD), a condition which causes a non-inflammatory and non-atherosclerotic change in any of the three layers of the artery. This condition is most commonly seen in the carotid and renal arteries. This condition usually affects women younger than 50, and its cause is not known.

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While certain lab and physical exam findings can be suggestive of RAS, the workup usually requires initial ultrasonography. Ultrasound is done to evaluate the size of the kidneys. If one kidney is significantly larger than the other, then significant arterial stenosis is likely present. If the kidneys are equal in size, then further diagnostic testing is required. Significant discussion surrounds the use of further testing to evaluate RAS.

TOPIC: Term Paper on Renal Artery Stenosis Assignment

Techniques which are more invasive that ultrasound are felt to be more accurate but carry with them the risk of nephrotoxicity, and related deterioration of renal function. Magnetic resonance angiography is another alternative but tends to overestimate stenosis in… [END OF PREVIEW] . . . READ MORE

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How to Cite "Renal Artery Stenosis" Term Paper in a Bibliography:

APA Style

Renal Artery Stenosis.  (2007, October 23).  Retrieved August 4, 2021, from

MLA Format

"Renal Artery Stenosis."  23 October 2007.  Web.  4 August 2021. <>.

Chicago Style

"Renal Artery Stenosis."  October 23, 2007.  Accessed August 4, 2021.