Test Code PHART ABG PH
Methodology
Gas Permeable Membrane Technology
Useful for assessing acid-base balance.
Specimen Requirements
Call Logan Health Medical Center Laboratory at 406-752-1737 if drawing patient off-site.
Specimen must arrive within 30 minutes of draw.
Container/Tube: Heparinized blood gas syringe
Specimen Volume: 1 mL (minimum volume: 0.2
mL) of arterial blood
Collection Instructions:
- Draw arterial blood anaerobically into a heparinized blood gas syringe.
- Expel air bubbles and place on wet ice immediately. (Air bubble or clotted blood is not acceptable.)
- Specimen must be analyzed with 1 hour of draw.
- Include patient temperature.
Day(s) Test Set Up
Monday through Sunday
Reference Values
pH: 7.35-7.45
Critical values (automatic call-back): <7.2 or >7.6
Performing Laboratory
Logan Health Medical Center-Chemistry
Test Classification and CPT Coding
82800
Specimen Transport Temperature
On wet ice