Γ-glutamyltransferase: Difference between revisions

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Γ-glutamyltransferase
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{{DEFAULTSORT:gamma-glutamyltransferase}}
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== Interpretation ==

* About 90% sensitive for cholestasis (with ALP)
* Isolated elevation of GGT may be caused by enzyme induction from [[Alcohol use disorder|alcohol]] or aromatic medications, without liver disease[[CiteRef::PMID10221307]]
** Aromatic medications include, commonly, [[phenobarbital]], [[phenytoin]], and others
** Elevation is usually about twice the upper limit of normal

Revision as of 14:25, 9 November 2021


Interpretation

  • About 90% sensitive for cholestasis (with ALP)
  • Isolated elevation of GGT may be caused by enzyme induction from alcohol or aromatic medications, without liver disease1
    • Aromatic medications include, commonly, phenobarbital, phenytoin, and others
    • Elevation is usually about twice the upper limit of normal

References

  1. ^ PMID10221307 
  2. ^  E. G. Giannini. Liver enzyme alteration: a guide for clinicians. Canadian Medical Association Journal. 2005;172(3):367-379. doi:10.1503/cmaj.1040752.