Liver Function Test | LFT
Liver function tests are used to measure how well your liver is working. It measures the levels of liver enzymes and/or proteins in your blood.
Do I need a liver function test?
The liver filters toxins out of your system and helps use food that you consume to make energy. You provider may order a liver function test to make sure your liver is healthy. Common reasons for a liver function test include:
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Part of a normal health check-up
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To diagnose liver disease
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To check for liver damage
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To scan for liver infections, like hepatitis C
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As a precaution if you are taking a medication that might affect the liver
What are the symptoms of liver disease?
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Abdominal pain
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Nausea
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Vomiting
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Yellowed skin
How is a liver test done?
A care team member will draw your blood into a vial, using a small needle. This vial will be sent to a lab where the blood will be tested for proteins and/or enzymes produced by the liver.
How do I prepare for a liver test?
Tell your health care provider about all medications and vitamins/supplements that you are taking. These could affect your liver function. Your doctor will inform you if you need to fast before this test.