What Is Renal Artery Stenosis ?
RAS that is abbreviated as (renal artery stenosis) is the constricting of the arteries by which your kidneys (renal arteries) receives the blood. However, the arteries narrowing prevent ordinary quantity of high-oxygenated blood from getting into your kidneys. Sufficient amount of blood flow is required to eliminate excess fluids and filter waste products. However, decrease in flow of blood possibly will injure your kidney tissue and increase your blood pressure.
What Are The Causes Of Renal Artery Stenosis ?
According to research, over 90%, renal artery stenosis occurred due to atherosclerosis (it is a process in which there is a formation of plaque of cholesterol, fats, and other fatty materials on the blood vessels walls, comprising those progressing to the kidneys.
In rare cases, renal artery stenosis is due to fibromuscular dyplasia, it is a condition in which the cells in the arteries walls go through abnormal growth. It is more common in women and youngster, potentially fibromuscular dyplasia is curable.
What Are Symptoms Of Renal Artery Stenosis ?
Usually, renal artery stenosis does not produce any exact symptoms. At times, the first renal artery stenosis sign is elevated blood pressure that is very hard to control, together with worsening of well-controlled blood pressure previously.
How Renal Artery Stenosis Is Diagnosis ?
Your doctor may suspect that you are suffering from renal artery stenosis. Furthermore, he may conduct different tests to confirm doubts and then treat it. These consist of:
- Urine and Blood tests to find out kidney function.
- Ultrasound of kidney, which utilizes sound waves to demonstrate the structure and size of the kidney.
- Doppler ultrasound is conducted to measure the flow of blood speed to the kidney.
- MRA (Magnetic resonance arteriogram) as well as CTA (computed tomographic angiography), these are imaging studies consists of a special dye to produce a 3-D kidney image and the blood vessels.
How Renal Artery Stenosis Is Treatment ?
The foremost renal artery stenosis treatment is medication therapy. The disorder may want three or more drug therapies to control BP. Person may also be queried to take other drugs, for instance: aspirin and cholesterol-lowering medicines.
In several cases, an intrusion like angioplasty is suggested with surgery or stenting. With the help of angioplasty, a catheter is implanted into the sufferer body with a blood vessel and directed to the blocked or narrowed renal artery. A catheter balloon is then overblown to open the artery up. To keep a particular area open, a stent is placed.
Surgery is also the requirement in serious cases to bypass the blocked or narrowed artery portion and get rid of a non-functioning kidney.
If a physician diagnosed you with this medical disorder, renal artery stenosis, than it is important to talk over the different treatments risks with your physician. The medications of BP may results in following side effects:
- Dizziness,
- Sexual problems,
- Headache, and
- Cough.
The angioplasty Complications include bleeding, bruising, additional damage to kidney, and the chances that the open arteries may close again.
By : Natural Health News
