Pathology Handbook

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Alternative Names:

GTT
OGTT

Laboratory:

Clinical Biochemistry

Test Code:

GTT

Medicare rebatable:

Yes

Registration Instructions:

If a patient vomits within one hour of post glucose load register the fasting glucose sample with routine test code FGF.

Specimen Types:

Plasma

Container Types:

Fluoride Oxalate

Collection & Request Instructions:

Fast for > 8 hours pre procedure
Three (3x) collection tubes required

Record date, time on specimen tubes, and glucose dose on request form.

Transport Instructions:

Room Temperature

Processing Instructions:

Centrifuge

Assay Frequency:

Daily

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