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Blood Gas, Venous VBG

Method(s) Ion Selective Electrode
Components pH, PCO2, PO2, O2 Saturation, Base Excess, Base Deficit, HCO3, Total CO2
Specimen Required
Collect
  • Whole Blood (heparinized syringe).
  • Remove needle and cap syringe securely prior to transport.
  • For non-hospitalized patients, collect one green top tube without gel (Li-hep).
  • Refer to hospital-specific Point of Care procedures for iStat and EPOC specimen collection criteria.
Transport

2 mL venous blood at room temperature.
Remarks
  • Mix well by inverting.
  • Transport to laboratory immediately.
  • Stable for 30 minutes at room temperature.


Please note the following on the Laboratory Requisiton:

  • time of collection
  • patient's temperature
  • oxygen therapy


Results will be corrected for temperature only by request.
Unacceptable Conditions

EDTA, citrate, oxalate, sodium heparin, and sodium fluoride ARE NOT acceptable for use.
Schedule Daily-24 hours per day
Billing Code 1010372
CPTCode 82803
Preferred Specimen Collection Device(s)
Reference Interval
 
ComponentsReference Interval
pH7.33 - 7.43
PCO238 - 50 mm[Hg]
PO230-50 mm[Hg]
O2 Saturation60 - 85%
Base Excess0.0 - 2.0 mmol/L
Base Deficit0.0 - 2.0 mmol/L
HCO323 - 27 mmol/L
Total CO224 - 28 mmol/L
No Appointment Necessary
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12 Patient Service Centers in Central New York.

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