Please click on a test name to see more information. 

For Reference Ranges related to any specific test please email refranges@tdlpathology.com  

 

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G6PD

Code Sample Reqs Turnaround
G6PD A 5 days
Special instructions
 

 

Gabapentin

Code Sample Reqs Turnaround
GABA B [4] 5 days
Special instructions
[4] Send to the laboratory without delay.

 

Galactomanan (Aspergillus Antigen)

Code Sample Reqs Turnaround
GAL B 3 weeks
Special instructions
 

 

Galactose-1-Phosphate Uridyltransferase

Code Sample Reqs Turnaround
GAL1 H [5] [6] 2 weeks
Special instructions
[5] Do not send sample to the laboratory between Thursday noon & Monday morning. .
[6] Contact the Referrals Department before taking and sending sample to the laboratory.

 

Galactosidase – Alpha

Code Sample Reqs Turnaround
GALA J 6 weeks
Special instructions
 

 

Gall Stone Analysis

Code Sample Reqs Turnaround
RSTA STONE 10 days
Special instructions
 

 

Gamma GT

Code Sample Reqs Turnaround
GGT B 4 hrs
Special instructions
 

 

Ganglionic Acetylcholine Receptor Antibodies

Code Sample Reqs Turnaround
GACA B 1 month
Special instructions
 

 

Ganglioside GM1, GD1B, GQ1B Abs

Code Sample Reqs Turnaround
GANG B 5 days
Special instructions
 

 

Gardnerella vaginalis (PCR Swab)

Code Sample Reqs Turnaround
GVPC PCR 2 days
Special instructions
 

 

Gardnerella vaginalis (Thin Prep)

Code Sample Reqs Turnaround
GVPC TPV 2 days
Special instructions
 

 

Gardnerella vaginalis (Urine)

Code Sample Reqs Turnaround
GVPC FCRU 2 days
Special instructions
 

 

Gardnerella vaginalis by PCR

Code Sample Reqs Turnaround
GVPC FCRU / PCR / TPV 2 days
Special instructions
 

 

Gastric Parietal Autoantibodies

Code Sample Reqs Turnaround
GASP B 2 days
Special instructions
 

 

Gastrin

Code Sample Reqs Turnaround
GAST B (Frozen) 5 days
Special instructions
 

 

Gaucher Disease – 8 common mutations

Code Sample Reqs Turnaround
GENE A [9] 4 weeks
Special instructions
[9] Clinical history must be provided.

 

Genetic Reproductive Profile (Male)

Code Sample Reqs Turnaround
GRP A H [9] 10-15 days
Special instructions
[9] Clinical history must be provided.

 

Gentamicin Assay

Code Sample Reqs Turnaround
GENT B [4] 4 hrs
Special instructions
[4] Send to the laboratory without delay.

 

Giardia Antigen (Fresh Stool)

Code Sample Reqs Turnaround
GIAG RF [9] [14] 2 days
Special instructions
[9] Clinical history must be provided.
[14] Provide details of travel history.

 

Giardia Serology

Code Sample Reqs Turnaround
GIAR B 5 days
Special instructions
 

 

Gliadin Antibodies (IgA + IgG) (deaminated)

Code Sample Reqs Turnaround
AGAB B 2 days
Special instructions
 

 

Globulin

Code Sample Reqs Turnaround
GLOB B 4 hrs
Special instructions
 

 

Glomerular Basement Membrane Abs

Code Sample Reqs Turnaround
AGBM B 2 days
Special instructions
 

 

Glucagon

Code Sample Reqs Turnaround
GLUG J [1] 10 days
Special instructions
[1] Contact the laboratory for special sample tubes/containers/instructions.

 

Glucose

Code Sample Reqs Turnaround
RBG G 4 hrs
Special instructions
 

 

Glucose Tolerance (2 hrs)

Code Sample Reqs Turnaround
GTTS G G 2 x RU 4 hrs
Special instructions
 

 

Glucose Tolerance + Insulin

Code Sample Reqs Turnaround
GTTI X 4 hrs
Special instructions
 

 

Glucose Tolerance Test

Code Sample Reqs Turnaround
GTT G G G G G 5 x RU(X) 4 hrs
Special instructions
 

 

Glucose Tolerance Test (Extended)

Code Sample Reqs Turnaround
GTTE G G G G G G 6 x RU(X) 4 hrs
Special instructions
 

 

Glucose Tolerance Test (Short)

Code Sample Reqs Turnaround
GTT3 G G G 3 x RU (X) 4 hrs
Special instructions
 

 

Glutamic Acid Decarboxylase Antibodies (GAD 65)

Code Sample Reqs Turnaround
GAD B 3 days
Special instructions
 

 

Glutathione (Red Cell)

Code Sample Reqs Turnaround
GLUR H [5] 5 days
Special instructions
[5] Do not send sample to the laboratory between Thursday noon and Monday morning.

 

Glutathione Peroxidase

Code Sample Reqs Turnaround
GLPX H 5 days
Special instructions
 

 

NEW

Gluten Allergy Profile

Code Sample Reqs Turnaround
GLUT B B 10 days
Special instructions
 

 

Gluten Sensitivity Evaluation (Coeliac disease antibody)

Code Sample Reqs Turnaround
GSA B 2 days
Special instructions
 

 

Gluten/Coeliac Profile 2

Code Sample Reqs Turnaround
GSA2 A B 10 days
Special instructions
 

 

Gluten/Coeliac Profile 3

Code Sample Reqs Turnaround
GSA3 A B 10 days
Special instructions
 

 

Glycan Determinants

Code Sample Reqs Turnaround
ZZ27 B 2 days
Special instructions
 

 

Glycosylated HB

Code Sample Reqs Turnaround
GHB A 6 hrs
Special instructions
 

 

Gonorrhoea (Culture)

Code Sample Reqs Turnaround
GONN STM 2-3 days
Special instructions
 

 

Gonorrhoea (PCR swab)

Code Sample Reqs Turnaround
SGON PCR 2 days
Special instructions
 

 

Gonorrhoea (Thin Prep)

Code Sample Reqs Turnaround
TGON TPV 2 days
Special instructions
 

 

Gonorrhoea (Urine)

Code Sample Reqs Turnaround
CGON FCRU 2 days
Special instructions
 

 

Granulocyte Immunology

Code Sample Reqs Turnaround
GRIM A A 2 weeks
Special instructions
 

 

Group B Strep

Code Sample Reqs Turnaround
GBS 2 x STM 3 days
Special instructions
 

 

Growth Hormone (Fasting)

Code Sample Reqs Turnaround
GH B [7] [35] 4 hrs
Special instructions
[7] Sample should be separated and frozen if sending overnight.
[35] Patient should be fasting and resting for 30 mins before sample taking. Samples need handling urgently.

 

Gut Hormone Profile

Code Sample Reqs Turnaround
GUTP A A (Frozen) 3 weeks
Special instructions