Test Code Glu Glucose
Aliases
Random Glucose Level
Patient Preparation
Fasting preferred
Collection Method
Venous collection
Minimum Volume
- Adults: 0.8 mL
- Pediatric: 0.5mL
Container
Lt Green / Plasma Separator / Lithium Heparin
Preferred Specimen
Light Green Top (lithium heparin) plasma
Acceptable Specimens
Serum:
- Gold Top SST
- Red Top
Plasma:
- Light Geen Top (lithium heparin)
- Purple Top(K2 EDTA)
- Grey Top(Sodium Fluoride/Potassium Oxalate)
Reference or Target Ranges
0 minutes – 30 days | 40 – 100 mg/dL |
30 days – 150 years | 70 – 139 mg/dL |
Reportable Units
mg/dL
Critical Value
0 minutes – 30 days | <40 mg/dL or >300 mg/dL |
30 days – 150 years | <40 mg/dL or >400 mg/dL |
Reasons for Rejection
Hemolysis Threshold | 1000 mg/dL |
Icterus Threshold | 60 mg/dL |
Lipemia Threshold | 1000 mg/dL |
Other | QNS, contaminated, improperly Labeled, improper specimen type |
Specimen Stability
Ambient | 8 hours |
Refrigerated (4°C to 8°C) | 72 hours |
Frozen(-40°C to 0°C) | NA |
Performance Information
Days and Time Performed | 24/7 |
Expected Turn Around Time | Stat: 1 hour Routine: 4 hours |
Stat Availability | Yes |
Performing Bench | UH Chemistry, WCH Chemistry |
Methodology/Method Description | UV enzymatic method |
CPT Codes
82947