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Gamma glutamyl transferase (GGT)
Test Name:
Gamma glutamyl transferase (GGT)
Synonyms:
Gamma glutamyl transpeptidase
Collection Device/Tube Type:
1. EDM Base Lab: 5 mL blood - GOLD SST (gel)
2. CGY DSC: 4.5 mL blood - MINT LIHEP PST (gel)
3. NOTE: The preferred tube type at each testing site is acceptable at the alternate site
Submission Requirements:
1 mL serum or lithium heparin plasma
Frequency of Testing:
Daily
Reference Range:

Age

Gender

GGT (U/L)

0 to < 15 days

All

20 – 200

15 days to < 1 year

All

< 100

1 year to < 18 years

All

< 27

≥ 18 years

Female

< 50

Male, Unknown/X

<80



Last Reviewed:
04 May 2023