Health and Fitness

What kidney function test has the highest degree of accuracy?

First, we know about healthy kidney function.

Waste and extra fluid are removed from the blood by a healthy kidney. Our healthy kidneys take out the waste fluid from our body and blood. Blood and urine tests tell us how healthy our kidneys are. And how quickly waste materials get out of our bodies. A urine test tells us whether the kidney is leaking abnormal amounts of protein, which leads to kidney damage.

This is a quick guide to the kidney function test.

blood test

serum creatinine

Creatinine is a waste product that comes from the normal breakdown of muscles in our bodies. The level of creatinine in the blood is determined by his age and body size. A creatinine level higher than 1.2 for women and greater than 1.4 for men is an early sign that the kidneys are not working properly. As kidney disease progresses, so does the amount of creatinine.

GFR (Glomerular Filtration Rate)

This test tells us how fast the kidney is removing waste and extra fluid from the blood. To get an idea of what the creatinine level is. It is calculated using age and gainer so that we can find out. Its level can be checked by the serum creatinine level. Normal GFR can vary by age. It gets smaller as you get older. The normal value of GFR is 90 or higher. A level below 60 indicates that the kidney is not working properly. If the GFR falls below 15, kidney failure requires treatment. One becomes risky, such as dialysis or kidney transplant.

Blood Urea Nitrogen (BUN) testing

Urea nitrogen comes from the breakdown of proteins you call food. BUN levels should range from 7 to 20. As the kidney functions, the level of BAN increases.

Imagine Test

Ultrasound This test uses sound waves to take a picture of the kidney. This test can find out about the size, position of the kidney, or obstructions such as stones or tumors.

CT scan This is an imaging technique that uses X-rays to take a picture of the kidney. It is used for structural abnormalities and the presence of obstructions. So that we can know about it. This test may require the use of intravenous contrast dye, which may be of concern to those affected by kidney disease.

Kidney biopsy examination

A biopsy is done for any of the following:

  • This identifies the specific disease process and whether it will respond to treatment.
  • It is used to evaluate the extent of kidney damage.
  • To find out why a kidney transplant is not working properly
  • A kidney biopsy is performed using a thin needle with a sharp edge to cut small pieces of kidney tissue for examination under a microscope.

About urine test

For some urine tests, 2 tablespoons of urine are required. In other tests, all the urine is collected for a full 24 hours. A 24-hour urine test measures how much urine your kidneys produce. And this accurate measurement can judge how well your kidneys are working. How much protein comes out of the kidney in a day?


As you must have come to know after reading this article, What kidney function test has the highest degree of accuracy? This article tells you about the test for kidney function test. So that you can get accurate information about it. If you want to get a whole body blood test done, which includes a kidney test as well. So, by clicking on the above-mentioned link, you can use this benefit. As we have told you about kidney disease and its tests. If we get to know about it at the right time. We can get it treated at the right time and can also avoid getting a major disease.

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