What are normal laboratory ranges for liver function tests?

The laboratory that completes your test may use normal ranges that differ slightly. Check with your healthcare provider for the details.

What can cause abnormal results in a liver function test?

Several conditions can cause abnormal results in a liver function test, including:

  • Alcoholism
  • Diabetes mellitus
  • Obesity
  • Hepatitis B
  • Hepatitis C
  • Side effects of medications
  • Acute hepatitis A
  • Celiac disease (an autoimmune disease in which the person must avoid foods that contain gluten)
  • Liver cancer
  • Other illnesses and conditions

Talk with your doctor if you have any questions about your liver function test results.

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