Pathology Handbook

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Glucose

Alternative Names:

Random Blood Glucose
Fasting Blood Glucose

Laboratory:

Clinical Biochemistry

Test Code:

GL or GLFO or GLFOF

Registration Instructions:

Use GLFO if sample received in Fluoride/Oxalate tube.

Use GLFOF if sample is clearly marked Fasting ( especially for Trials because fasting reference interval is pulled.)

Timed glucoses perfomed as part of dynamic testing use specific Test codes, e.g. ITT, GTT

Specimen Types:

Blood

Container Types:

Fluoride Oxalate
Lithium Heparin (with Gel)
SST

Collection & Request Instructions:

Fluoride Oxalate is the preferred sample where testing will be delayed and/or a diagnostic decision is required. For routine monitoring on inpatients serum is suitable.

Retrospective testing only available on Fluoride Oxalate sample .

Transport Instructions between Sites and/or Laboratories:

Room Temperature

Assay Frequency:

Daily