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Test Code 8699 pH (Venous)

Important Note

Specimens must arrive within 30 minutes of collection.

Specimens may not have clots.

Test Includes: pH, pCO2, pO2, HCO3, SO2, Base Excess

Purpose

Determining blood pH.

 

Performing Laboratory

Copley Hospital

 

Methodology

Ion-Selective Electrode (ISE)
 

Specimen Requirements

Specimen Type: Whole Blood
Container/Tube: Dark-Green Tube, Pediatric-Green Tube

Specimen Volume: Full Tube

Specimen Minimum Volume: 2 mL
 

Collection Instructions:

1. Label specimen with patient’s full name, date of birth,

    date & time of collection, and person collecting. 

2. Transport sample to the laboratory immediately. 

 

Reference Values

Normal pH: 7.38 - 7.46 

Critical pH: < 7.2 or > 7.6

 

Stability

Specimens must arrive within 30 minutes of collection.

 

Day(s) Performed

Daily

Available STAT

Analytical Time: 1 Hour

 

Aliases

pH (Venous)

pH

VBG

 

Test Classification and CPT Coding

82803