O2 Saturation Panel 1, Arterial

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Interpretation

Method

Electrochemistry; Spectrophotometry

Reference Range
See individual components
Interferences and Limitations

Methylene blue will interfere with measurement of venous or arterial methemoglobin for approximately 24 hours after administration. Measurements made less than a day after methylene blue therapy is given may give falsely low results for methemoglobin.

Ordering & Collection

Specimen Type
Arterial blood
Collection

Arterial blood collected into a balanced heparinized syringe such as the 2 mL Radiometer PicoTM or 3 mL Smiths Portex Pro-Vent syringes.

Handling Instructions

Needles must be removed from syringes and replaced with caps before sending to the lab. No air bubbles. Transport to Lab Immediately.


Note: The Laboratory MUST assay specimen within 30 minutes of blood collection.

Quantity
requested: Full Syringe
minimum: half of a full syinge

Processing

Processing

Log in as STAT and take to Blood Gas Bench IMMEDIATELY

Performance

LIS Dept Code
Chemistry, Whole Blood (CHW)
Performing Location(s)
HMC Chemistry, Automated
206-520-4600

325 9th Ave, Rm # GWH-47, Seattle, WA 98104-2420

UW-MT Chemistry, Blood Gas
206-520-4600

Clinical Lab, Room NW220,
University of Washington Medical Center,
1959 NE Pacific street, Seattle, WA 98195

Frequency
Daily
Available STAT?
Yes

Billing & Coding

CPT codes
82330, 82375, 82805, 82947, 83050, 84132, 84295, 85018
LOINC
18767-4