Gamma glutamyl transferase (GGT)

Test/Investigation

Gamma glutamyl transferase (GGT)

Site(s) or Laboratory offering Test/Investigation

NNUH, QEH, JPUH

Units

U/L

Also Known as/Frequency of Test

GGT, γGT, gammaGT

Comments/Precautions

Sensitive indicator of liver disease. Increased after exposure to enzyme inducing drugs (including ethanol).

Sample type

Serum

Turnaround times (TAT) Urgent/Routine/GP or OPD

1 hour / 4 hour / by 8am next day

Reference intervals (adult unless stated)

Male: 12 – 64 U/L
Female: 9 – 36 U/L

If UKAS Accredited Test indicate at which site

Y NNUH