RENAL ARTERY STENOSIS

11 Jul 2019

ABSTRACT –

Renal Artery Stenosis is the contraction of arteries that carry blood to kidneys (renal arteries) by preventing kidneys to get oxygen-rich blood. It needs adequate blood to filter waste products and remove excess fluids. The reduced blood flow increases blood pressure in the whole body and injures kidney tissues.

CAUSES –

  • Atherosclerosis of the Renal Arteries
  • Fibro Muscular Dysplasia

SIGNS AND SYMPTOMS –

  • High blood pressure
  • High protein level in blood
  • Heart failure
  • Problem in kidney functioning
  • Swelling in body tissues

COMPLICATIONS –

  • Elevated blood pressure
  • Breathing problems
  • Kidney failure resulting into kidney transplant and dialysis
  • Fluid retention in legs

DIAGNOSIS –

  • Physical Examination
  • Blood and Urine tests
  • Renal Arteriography
  • Magnetic Resonance Angiography (MRA)
  • Computerized Tomography (CT) Scan
  • Doppler Ultrasound

TREATMENT –

  • Medications such as beta and alpha beta blockers, calcium channel blockers, diuretics
  • Renal Angioplasty And Stenting
  • Renal Artery Bypass Surgery
  • Lowering salt levels in diet

RISK FACTORS –

  • Aging
  • High blood pressure
  • High cholesterol
  • Diabetes
  • Obesity
  • Smoking and other tobacco use
  • Hereditary factors

PREVENTIONS –

  • Reducing stress levels
  • Exercising regularly
  • Consumption of healthy diet

EPIDEMIOLOGY –

  • The incidence of Renal Artery Stenosis has been increasing with years and affects 6.8% of all individuals aged over 65 years globally.

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