Causes of kidney failure

Kidney failure is the inability of the kidneys to excrete wastes and to help maintain the electrolyte balance.Kidney failure is of 2 types:Acute and Chronic.

1.Acute renal failure is caused by blockages of kidneys,physical injury and complications of surgery.There will be a sudden impairment in kidney function and build up of toxins in blood.
The causes are
a.Acute glomerulonephritis-It is an inflammatory disorder of the kidney.
b.Kidney stones that cause obstruction in the kidney.
c.Other reasons as heat stroke,fluid depletion,electrolyte imbalance,heart and liver failure and some complications of old age.

3.Chronic renal failure:It is the gradual decrease in function of kidneys.
The causes are:
a.Chronic glomerulonephritis of kidneys.
b.Hypertension,diabete s.
c.Tuberculosis of kidneys.
D.Toxic chemicals affecting the body.

Chronic renal failure is common and is usually diagnosed only at the end stages of disease.
The signs and symptoms depend on the type of renal failure.

Renal failure is treatable and disease can be prevented by prevention of causative risk factors as Cardiac failure.Control of blood sugar in diabetes,blood pressure,proper diet and exercise,avoiding smoking and drug overdose helps to
prevent the kidney failure.