Critical Care - Relocated to Core Laboratory
|Heparinized syringe or Green top tube (Na Heparin)
0.5 mL in Lithium/Sodium Heparin syringes or, 1 mL whole blood in
Lithium/Sodium Heparin green top tube
Deliver to laboratory within 30 minutes of collection.
24 hrs/day, 7 days a week, including holidays.
10 minutes (upon receipt in laboratory)
Critical Value: >3%
Can be ordered with blood gases (0.5 mL blood required); all needles
must be removed from the syringe before delivery.
This test is also performed in the Iowa
River Landing (IRL) clinical laboratory (for specimens drawn at that