Glucose

Pathology category

Biochemistry

Code

G0

Referral code

Request form

Test information

For assessing gylcaemia, most useful in Hypo/Hyper glycaemia. Also used as screening tool for detection of early diabetes.

Guidelines

Pre-analytical

Reference range

Fasting: 3.5-6.0 mmol/L
Impaired Fasting Glycaemia: 6.1-6.9 mmol/L
Diabetes (Fasting): ≥ 7.0 mmol/L

Source: WHO 2011

Tube type

Tube type info

Adults: 4ml Fluoride Oxalate (Grey top)

Paediatrics: 0.5ml Fluoride Oxalate (Yellow top)

Special requirements

Minimum volume

Adults: 1 ml

Paediatrics: 0.1 ml

Assay frequency

Run daily at local laboratory

TAT Inpatient (urgent)

1.5 hrs

TAT Inpatient

4 hrs

TAT GP/Outpatient

24 hrs

Referral lab

Local, Clinical Biochemistry