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Test Code 00002 Blood Gases, Arterial 

Performing Laboratory

MaineGeneral Medical Center

Reference Values

An interpretive report will be issued by Respiratory Therapy.

Critical values (automatic call-back)

PCO2:  <20 mmHg or >70 mmHg

PO2:  <60 mm Hg

Bicarbonate:  <10 mmol/L or >45 mmol/L

Methodology

Includes base excess, bicarbonate (HCO3), CO2 content (TCO2), O2 saturation, PCO2, pH, and PO2.

Specimen Requirements

Call Respiratory Therapy at 207-626-1309 for ordering instructions.

Day(s) Test Set Up

Monday through Sunday

Test Classification and CPT Coding

Not applicable