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pH, Venous Panel
MessageSpecimen must be collected at a hospital facility.
Test Code
PH Panel, Venous/VPHP - NOCO
CPT Codes
82803
Includes
pH; pCO2; CO2, total; and base excess/deficit.
Preferred Specimen
4 mL whole blood in Green top (Lithium Heparin)
Minimum Volume
1 mL
Other Acceptable Specimens
Heparin blood gas syringe Specimen
- Cap syringe(s) tightly, remove any air bubbles, immediatley place on crushed ice.
Instructions
Collect without use of a tourniquet , if possible. When using a tourniquet, obtain specimen within 30 second.
Specimen must arrive within 1 hour of draw.
Transport to lab on crushed ice.
Specimen must arrive within 1 hour of draw.
Transport to lab on crushed ice.
Methodology
Potentiometric, Modified Potentiometric, Calculation
Setup Schedule
Monday through Sunday; Continuously
Report Available
Same day
Reference Range
pH: 7.36-7.43
Critical values (automatic call-back): <7.20 or >7.60
pCO2: 38-46 mm Hg
Critical values (automatic call-back): <20 mmHg or >70 mmHg
TCO2: 24-31 mmol/L
Base excess: -2.0-2.0
Critical values (automatic call-back): <7.20 or >7.60
pCO2: 38-46 mm Hg
Critical values (automatic call-back): <20 mmHg or >70 mmHg
TCO2: 24-31 mmol/L
Base excess: -2.0-2.0
Performing Laboratory
Banner Fort Collins Medical Center Laboratory
McKee Medical Center Laboratory
North Colorado Medical Center Laboratory
