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Test Code 356 pH, Capillary

Additional Codes

MLAB: PHCAP

PowerChart: pH Capillary

Epic: Not applicable

Test Method

Direct Potentiometry; iSTAT, iSTAT Corporation

Specimen Requirement

Heparin capillary blood is required.

Additional Specimen Collection Information

Collect blood via capillary puncture into blood gas heparinized capillary tubes. The extremity to be punctured must be pre-warmed for 3-10 minutes using a heel warmer or warm cloth.

Performance

Testing is performed Monday through Sunday.

Routine orders: Typically completed within 4 hour after the specimen arrives at the testing site.

STAT orders: Typically completed within 15 minutes after the specimen arrives at the testing site.

Reference Values

7.30-7.40

CPT Code Information

82800 Chemisty; Gases, blood, pH only

Useful For

Monitoring arterial pH

LOINC Code Information

2745-8 pH Of Capillary Blood