G6PD Deficiency Screen

Protein Lab

Usually within 7 days.

Galactitol, urine

Biochemistry

35 days.  Urgent analysis may be available following discussion with the laboratory, contact de...

Galactokinase, blood

Biochemistry

Galactose-1-phosphate uridyl transferase

Biochemistry

11 days    Urgent analysis may be available following discussion with the laboratory, cont...

Galactose-1-phosphate, red blood cell

Biochemistry

35 days

Gamma-glutamyl transferase, serum

Biochemistry

Urgent: within 1 hour Non-urgent: within 4 hours

Ganciclovir Level

Microbiology

Results wiil be telephoned/faxed to requesting laboratory on the day if receipt for those samples re...

Ganglioside Antibodies

Immunology

30 Days

Gastric Parietal Cell Antibody

Immunology

2.5 routine working days

Gastrin

Biochemistry

6 weeks

Gastro Intestinal virus PCR

Microbiology

1 Day

Gaucher Disease

Biochemistry

Genital Sample Culture

Microbiology

3 days

Gentamicin level

Biochemistry

4 hours

Gliadin antibodies

Immunology

Glomerular Basement Membrane Antibody

Immunology

3 days Urgent on request

Glucagon, plasma

Biochemistry

6 weeks

Glucose, CSF

Biochemistry

Urgent: within 1 hour Non-urgent: within 1 day

Glucose, fluid

Biochemistry

Batched assay, analysed twice per day

Glucose, plasma

Biochemistry

Urgent: within 1 hour,Non urgent: within 4 hours

Glutamic Acid Decarboxylase Antibodies

Immunology

21 days

Glycine receptor antibodies

Immunology

4 weeks

Glycine, CSF

Biochemistry

Glycogen branching enzyme (GSD IV)

Biochemistry

Glycogen storage disorders

Biochemistry

2 weeks

Glycolate (PH metabolites)

Biochemistry

5 weeks  Quoted TAT increased to take account of the need to wait for the Oxalate result before...

GM1 Gangliosidosis

Biochemistry

Gonococcal PCR

Microbiology

5 days

Gram Stain

Microbiology

Within 2 hours of receipt

Granulocyte-macrophage colony stimulating factor antibodies

Immunology

21 calendar days

Group and Antibody screen

Transfusion

Urgent: 1 hourRoutine: 4 hours

Growth Hormone, serum

Biochemistry

Within 2 weeks.

Guanidinoacetate and creatine, plasma

Biochemistry

4 weeks

Guanidinoacetate and creatine, urine

Biochemistry

4 weeks

Gut Hormone Profile

Biochemistry

A: 3 weeks  Other hormones: 6 weeks