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Total Hemoglobin (Co-ox), Venous
MessagePerforming Lab: Regions
Test Code
3629
Alias/See Also
Sunquest: HGBTV
CPT Codes
85018
Preferred Specimen
1.0 mL Heparinized Venous Blood (Blood Gas Syringe)
Minimum Volume
0.5 mL
Other Acceptable Specimens
Lithium Heparin (light green-top) on ICE, Heparinized Capillary
Instructions
Samples should be free of air bubbles, received on ice slush and run immediately. (Exceptions to the ice slush are samples received via the pneumatic tube system, as long as they are received within 30 minutes of collection.)
Transport Container
Blood Gas Syringe
Transport Temperature
Ice Slush
Specimen Stability
Ice Slush: 1 hour
Room Temperature: 30 minutes
Room Temperature: 30 minutes
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Room Temperature >30 minutes
Methodology
Electrode
FDA Status
Approved
Setup Schedule
Daily
Report Available
Same Day
Reference Range
Female: 12.0 - 16.0 g/dL
Male: 13.5 = 17.5 g/dL
Critical Value: <=7.0 g/dL
Male: 13.5 = 17.5 g/dL
Critical Value: <=7.0 g/dL
Clinical Significance
Total hemoglobin (tHb) is the total of all measured hemoglobin fractions. Total hemoglobin determination is important in the assessment of oxygen transport and in the evaluation of anemia
