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Test Code GLU Glucose, Plasma or Serum

Methodology

Enzymatic Reference Method with Hexokinase

Performing Laboratory

Decatur Morgan Hospital-Decatur Campus/Parkway Campus

Specimen Requirements

Submit only 1 of the following specimens:

 

Plasma
Draw blood in a green-top (lithium heparin) tube(s) or a green-top (lithium heparin) MICROTAINER)®, or a grey-top (potassium oxalate/sodium fluoride) tube(s). Spin down and send 1 mL (pediatric:  0.2 mL) of lithium heparin or potassium oxalate/sodium fluoride plasma refrigerated.
Note: 1. Indicate plasma on request form.
2. Label specimen appropriately (plasma).

 

Serum
Draw blood in a plain, red-top tube(s) or a serum gel tube(s). Spin down and send 1 mL (pediatric:  0.2 mL) of serum refrigerated.
Note: 1. Indicate serum on request form.
2. Label specimen appropriately (serum).

Reference Values

0-6 days:  30-90 mg/dL
6 days-12 years:  60-110 mg/dL

>12 years:  70-104 mg/dL
Critical values (automatic call-back)

≤1 week:  ≤25 mg/dL or ≥400 mg/dL

>1 week:  ≤40 mg/dL or ≥400 mg/dL

Test Classification and CPT Coding

82947