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Correction: Liver enzymes.

Brian Agganis1, David Lee2, Thomas Sepe3

  • 1Department of Internal Medicine, Brown University, Providence, RI, USA. brian.agganis@lifespan.org.

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|October 6, 2018
PubMed
Summary
This summary is machine-generated.

Alcoholic hepatitis involves liver damage during alcohol metabolism. Alanine aminotransferase (ALT) and aspartate aminotransferase (AST) levels are affected, with AST elevations typically higher than ALT elevations.

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Area of Science:

  • Hepatology
  • Clinical Medicine
  • Biochemistry

Background:

  • Alcoholic hepatitis is a significant cause of liver damage.
  • The precise mechanisms of liver injury from alcohol are not fully understood.
  • Liver enzyme elevations, including ALT and AST, are common indicators of liver dysfunction.

Purpose of the Study:

  • To correct a factual error in a previously published article regarding liver enzyme elevations in alcoholic hepatitis.
  • To clarify the typical pattern of alanine aminotransferase (ALT) and aspartate aminotransferase (AST) elevations in alcoholic liver disease.

Main Methods:

  • Review of a published article on liver enzymes.
  • Identification and correction of a specific error concerning ALT and AST levels in the context of alcohol intake.
  • Explanation of the biochemical basis for differential enzyme elevation.

Main Results:

  • A correction was issued for an article published in Cleveland Clinic Journal of Medicine.
  • The corrected text clarifies that aspartate aminotransferase (AST) elevations are generally higher than alanine aminotransferase (ALT) elevations in alcoholic hepatitis.
  • This difference is attributed to hepatic deficiency of pyridoxal 5'-phosphate, a cofactor for ALT activity.

Conclusions:

  • Accurate reporting of liver enzyme patterns is crucial for understanding liver disease.
  • The differential elevation of AST and ALT provides insights into the pathogenesis of alcoholic liver injury.
  • Corrected scientific literature ensures reliable information for clinicians and researchers.