Liver Function Test – Everything You want to Know About Liver Function Test

The test result of Liver Function Test (LFT) normal range can be used as a factor to ensure your liver health.  It also helps in screening any chronic diseases.  By testing the level of enzyme as compared to  the liver function test normal range, medical experts can screen diseases like hepatitis and other liver diseases.

Why is it Recommended by Doctors to Get a Liver Function Test Done?

Doctors recommend a LFT test normal range to check the liver enzymes level chart normal range to track any diseases. This test reveals the components in the liver that may guard or harm it.

Below are some situations under which doctors recommend liver function test:

• In case the person is suffering from hepatitis B or C to track the harm done to your liver
• In case of alcoholic patient to track the side effects done by large consumption of alcohol
• In case of gallbladder to check the working of the liver
• To watch the result of some medicines with strong fallouts.
• To track progress in case of pre-existing liver diseases
• In case of family history of liver diseases, to check for any disorder of your liver
• In case the patient suffers from conditions like anemia, diabetes, high BP etc.

What Do You Mean by Liver Function Test Normal Range?

The LFT normal values show ALT between 7 to 55 units per liter (U/L). If the range shown in the result is beyond this, the ALT may not be in the normal range. So, when the normal range of your liver functions tests are above or below the prescribed range, it may be a cause of concern.

Below are the normal liver function test prescribed by doctor to check your liver health:

Alanine Transaminase (ALT) –  For females, the ALT value should be 25 units per liter and for males it should be 33 units per litre as shown in the liver functions test normal values. So, if the ALT levels are more than the liver function test normal range, it might get released into the blood.

Aspartate Aminotransferase (AST) –  The liver function test normal range chart for AST levels should be 36 units per liter for adults and slightly high in children and teenagers.  These are again very important and are available in different body parts such as liver, heart, pancreas, brain, muscles etc. In case of liver damage, the levels of AST may not show LFT normal range.

Alkaline Phosphatase (ALP) – For ALP, the liver function test normal range has to be within 20 to 140 units per liter. These are also essential enzymes thriving in the liver as well as bones and bile ducts. By maintaining the ALP level in blood the bile duct can be managed.

Albumin Test – For albumin, the liver function test normal range goes from 35-50 grams per litre. The liver creates this component to control the tissue nourishment, for hormone transport, etc. It is an important protein and getting an albumin test one can track the way the liver creates this protein.

Bilirubin Test – Bilirubin liver function tests normal range should be between 0.1 to 1.2 milligrams per deciliter. This is a waste byproduct that goes through your liver before getting out of the body via stool.  This is created by breaking the RBCs down.

How to Prepare for Liver Function Test?

To prepare for a liver function test to understand the availability of liver enzymes in your blood, you can take the following steps as prescribed by doctors:

• Stay away from certain food items which can influence the enzyme level of your blood and enhance the body’s normal AST levels
• Stop taking certain medicines as per your physician’s instructions some hours/days before taking the test
• Stay empty stomach for a few hours before the test is conducted
• Drink water as per the doctor’s recommendation before the test