Liver function tests help focus the strength of your liver by measuring levels of proteins, chemicals, or bilirubin in your blood. Numerous tests can be performed on the liver, yet a large portion of them don't measure the general function of the liver.
The most broadly utilized tests to check liver function are the egg whites test and the bilirubin test. These tests measure how well the liver makes egg whites, a protein, and discards bilirubin, a waste result of the blood.
Why a Liver Function Test is Done
Liver tests are performed to figure out whether the liver is working accurately. The liver performs various indispensable substantial capacities, for example,
- removing contaminants from the blood
- converting the nutrients from the food you eat
- storing minerals and vitamins
- regulating blood clotting
- producing proteins, enzymes, and bile
- making factors that fight infection
- removing bacteria from the blood
- processing substances that could harm the body
- maintaining hormone balances
How to Prepare for a Liver Function Test
Skin will be cleaned before the test to prevent any microorganisms on your skin from contaminating the test. The technician will likely wrap a cuff or some sort of pressure device on your arm. This will help the veins become more visible.
He or she will use a needle to draw several samples of blood from your arm. Place some gauze and a bandage over the puncture site.
Certain foods and medications may affect the results of liver function tests. The doctor will probably ask the patient to avoid eating food and taking some medications before blood is drawn.
The length of patient fast and the medications you avoid depend on which liver function tests are being done.
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