Why It Is Done
A kidney scan is done to:
- Check the blood flow through the kidneys.
Abnormal flow may mean narrowed renal arteries that can cause a type of high
blood pressure called renovascular hypertension.
- See how a
transplanted kidney is working.
- Check the extent of kidney
damage caused by an injury or infection.
- Find an obstruction in the kidney or
, such as from a
.
- Find growths in the kidneys
(rare).