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Liver function tests

LFT

 

Liver function tests are common tests that are used to see how well the liver is working. Tests include:

  • Albumin
  • Alpha-1 antitrypsin
  • Alkaline phosphatase  (ALP)
  • Alanine aminotransferase (ALT)
  • Aspartate aminotransferase (AST)
  • Gamma-glutamyl transpeptidase (GGT)
  • 5' nucleotidase
  • Prothrombin time, also expressed as international normalized ratio (INR)
  • Serum bilirubin
  • Urine bilirubin

 

References

Pincus MR, Abraham NZ. Interpreting laboratory results. In: McPherson RA, Pincus MR, eds. Henry's Clinical Diagnosis and Management by Laboratory Methods. 23rd ed. Philadelphia, PA: Elsevier; 2017:chap 8.

Pincus MR, Tierno PM, Gleeson E, Bowne WB, Bluth MH. Evaluation of liver function. In: McPherson RA, Pincus MR, eds. Henry's Clinical Diagnosis and Management by Laboratory Methods. 23rd ed. Philadelphia, PA: Elsevier; 2017:chap 21.

 
  • Liver function tests

    Liver function tests - illustration

    Tests that monitor liver function are usually performed by withdrawing a sample of blood.

    Liver function tests

    illustration

    • Liver function tests

      Liver function tests - illustration

      Tests that monitor liver function are usually performed by withdrawing a sample of blood.

      Liver function tests

      illustration

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      Review Date: 8/22/2016

      Reviewed By: Laura J. Martin, MD, MPH, ABIM Board Certified in Internal Medicine and Hospice and Palliative Medicine, Atlanta, GA. Also reviewed by David Zieve, MD, MHA, Isla Ogilvie, PhD, and the A.D.A.M. Editorial team.

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