A B C D E F G H I J K L M N O P Q R S T U V W X Y Z # |
GLUCOSE, FASTING
Test CodeGLUC
CPT Codes
82947
Preferred Specimen
1 Gold tube (gel separator)
Minimum Volume
0.5 mL serum or plasma
Other Acceptable Specimens
or 1 Lavender tube (EDTA)
or 1 Green tube (Lithium Heparin)
or 1 Gray tube (Sodium Fluoride)
or 1 Green tube (Lithium Heparin)
or 1 Gray tube (Sodium Fluoride)
Instructions
Separate from red cells ASAP to minimize loss of glucose through glycolysis. Refrigerate until tested.
Transport Temperature
Refrigerate
Specimen Stability
- 2-8°C up to 3 days
- 15-30°C up to 24 hours (plasma)
- 15-30°C up to 8 hours (serum)
- Frozen samples are not recommended
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Hemolyzed
Methodology
Hexokinase
Setup Schedule
M, T, W, Th, F, Sa, Sun
Reference Range
70 - 99 mg/dL
Clinical Significance
Used in the diagnosis and treatment of carbohydrate metabolism disorders including: diabetes mellitus, neonatal hypoglycemia, idiopathic hypoglycemia, and pancreatic islet cell carcinoma
Performed By
Alverno Laboratories
Performing Laboratory
Alverno Central Lab
NCHB1 (Chemistry, Beckman AU)
Last Updated: April 25, 2023