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HelpTest Code 4016549 Venous Blood Gas
Specimen Requirements
Whole venous blood
Container
Lithium heparin (dark green top) tube preferred.
Sodium heparin (dark green top) tube is acceptable.
Stability
30 minutes at room temperature
2 hours on ice
Reject Due To
Improperly labeled sample
Clotted samples
Hemolysis
Analytical Time
Stat
Sample Retention Time
2 hours
CPT Code
82805
Method
Potentiometry, Amperometry, Conductance, and Spectral Absorption
Performing Laboratory
Springfield Hospital Laboratory