This blood test measures several different enzymes made by the liver. Enzymes are chemicals that help the cells of your child’s body work.
In addition to liver enzymes, the test also measures:
This test is also called a liver function test.
This test is done to see how well your child’s liver is working and to check for liver damage and disease. The test is also helpful for checking how well treatments for certain diseases are working. The test may also be done to monitor possible side effects of certain medications.
Having this test will take just a few minutes. For young babies, the heel is pricked and a small amount of the blood is taken. For older children, a small amount of blood is taken from a vein in your child’s arm with a needle. The blood is collected in tubes and sent to a lab.
Ask your child’s healthcare provider when and how you will get the result of your child’s test.
The results of your child’s liver function test may not be normal if:
This test for enzymes is most often done to look for liver problems, but the enzymes are made in other parts of the body as well. For example, one of the enzymes is also made by the bones. This means that sometimes abnormal results of this test may be caused by conditions or diseases in parts of the body other than the liver. Your child may need to have more blood tests to find out which part of the body the extra enzyme is coming from.
Results that are lower than normal are usually not a cause for concern.
Test results are only one part of a larger picture that takes into account your child’s medical history, physical exam, and current health. Sometimes a test needs to be repeated to check the first result. Talk to your child’s healthcare provider about the results and ask questions, such as: