| Laboratory: | Clinical Biochemistry |
| Test Name: |
PO2 (iSTAT) - (B)
Test Code:
POA
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| Clinical Information: |
Only available in rural Manitoba.
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| Collection Devices: |
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| Specimen Required: |
Skin puncture: lancet and capillary collection tube (plain, lithium heparin, or balanced heparin for electrolytes and blood gases) Venipuncture: lithium or sodium heparin collection tubes and disposable transfer device (e.g. 1cc syringe and a 16 to 20 gauge needle) Arterial puncture: Plain syringe or blood gas syringe with heparin and labeled for the assays performed |
| Referral: |
Only available at sites which perform iStat testing onsite.
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| Requisition: | |
| Reference Values: |
Arterial: 80 - 105 mmHg
Note: Reference ranges are specific to the Abbott iStat (POC instrument) |
| Availability: |
Turn around time (TAT): < 60 minutes
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| See Also: | |
| More Information: |
Testing is performed on whole blood samples only and should be performed immediately after collection as lactate increases by as much as 70% within 30 minutes at 25°C as a result of glycolysis.
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