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HelpTest Code GLUR Glucose, serum, Random
Specimen Requirements
Submit only one of the followings
Preferred
Specimen Type: Plasma
Container/Tube: Grey Top (Sodium Fluoride / Potassium Oxalate)
Volume: 4.5mL
Minimum Volume: 0.5 mL Plasma
Collection Instructions: Mixed specimen well to avoid clotting.
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Acceptable
Specimen Type: Serum/Plasma
Container/Tube: Gold Top (SSTII) / Green Top (Li Heparin/PST)
Volume: 5.0mL / 4.5mL
Minimum Volume: 0.5 mL Serum / Plasma
Collection Instructions: Allow specimen to clot for 30 minutes and centrifuge within 2 hours.
Sample Stability
** Preferred temperatures for storage prior to and during shipping to NUH **
| Specimen Type: | Plasma (Stabilized with sodium fluoride/potassium oxalate) |
|---|---|
| Ambient: | 2 days |
| Refrigerate: | 7 days |
| Frozen: | 3 months |
Reference Interval
4.0-7.8 mmol/L
Critical: <2.5 or >20.0 mmol/L
Days and Times Performed
24 hours, TAT 1 day
Methodology
Enzymatic (Hexokinase / G-6-PDH)
Service Code
31117
Update
updated on 22/10/2024
specimen requirements collection instructions
Unacceptable Condition
| Haemolysis | NA |
|---|---|
| Icterus | NA |
| Lipaemic | NA |
| Others | NA |
Testing Laboratory
National University Hospital
Clinical Chemistry, 67724346
Useful For
Assessment of Carbohydrate metabolic status. Diagnosis of Diabetes Mellitus and hypoglycaemia