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Glucose

Alias: N/A

Discipline: Clinical Chemistry

Test information: Glucose is a vital metabolic fuel in the body whose concentrations are maintained within narrow limits by the action of various hormones, namely insulin and glucagon.  Glucose measurements are used to screen for, diagnose, and monitor diabetic states. Measurements are also undertaken to investigate hypoglycaemic states associated with metabolic and other conditions in adults and children.

Specimen Type(s)
  • Blood;
Other Acceptable Specimen Type(s)
SST tubes may be used but samples must be centrifuged within 4 hours.
Specimen Container - Adult
  • Grey Top BD;
Specimen Container - Paediatric
  • Yellow Top Sarstedt;
Analytes
  • N/A;
Part of a test profile?
No
Volume (min) of sample to be sent to laboratory
2ml
Patient Preparation, Sample Handling and Transport
For screening purposes, fasting is generally recommended (nothing to eat or drink except water) for at least 8 hours (generally 8-10 hours fasting) before a blood glucose test. Those who have been diagnosed with diabetes and are monitoring their glucose levels are often tested both while fasting and after meals. Gold topped tube if <4 hours, grey if longer
Maximum add on time
5 days if centriguged within 4hrs.
Units and Reference Ranges / Interpretation
FASTING 3.0 - 5.4 mmol/L
No RR
(Flags low below 3.0, and high above 7.8) mmol/L
UKAS number
8869
UKAS accredited test?
No
Comments
N/A

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Last updated: 03-05-2024