A liver blood test, also known as a liver function test or a liver function blood test, is a routine test that your doctor may perform to determine whether or not your liver is functioning properly. More specifically, you might have to have a liver blood test to diagnose liver disease, to see if your liver is damaged, to monitor the progression of a disease you’ve already been diagnosed with, or to see if your treatment to help treat liver damage is being successful. Liver function blood tests are often done to see if an excess intake of alcohol is causing long-term liver damage.
This article on liver function blood tests is by Kathryn Senior, a freelance journalist who writes health, medical, biological, and pharmaceutical articles for national and international journals, newsletters and web sites.
What does your liver do?
Your liver is known as your body’s ‘chemical factory’ because it produces many substances that are important to your body’s normal functioning. Some examples include bile that helps with digestion, and blood proteins that help with blood clotting. In addition to producing these substances, your liver is also responsible for several other key functions in your body, including: