Blood Gas, Cord Blood


Sunquest Code:BGCDB  
Epic Code:LAB3322Epic Name:BLOOD GAS CORD
Synonyms:Cord Blood Gas
CPT Code:----------CPTCODES HERE----------
Test Includes:pH and Base Excess


Collection Instructions

Specimen:Blood, specify arterial or venous
Optimal Volume:1 mL
Minimum\Peds Volume:0.5 mL (3 mL syringe); 0.2 mL (tuberculin syringe); 4 inch segment of cord tissue (clamped)
Collection Instructions:Specimen should be free of air bubbles. Deliver to laboratory immediately; preferably within 30 minutes; ice is not required. Alternatively, within 60 minutes is acceptable.


Processing and Shipping

Specimen Processing:Do not store.
Shipping Instructions:N/A
Test Performed at or Referral Lab Chemistry  (Fairview Lakes - FLMC, Fairview Ridges - FRH, Fairview Northland - FNMC, Fairview Southdale - FSH, UMMC NICU)


Interpretive

Critical Range:Arterial or venous pH: Less than 7.16
Reference Range:

Arterial

pH

7.16-7.39

pCO2

35-71 mmHg

pO2

3-33 mmHg

Base Excess

-9.6-2.0 mmol/L

HCO3

16-24 mmol/L

 

Venous

pH

7.21-7.45

pCO2

27-57  mmHg

pO2

21-37 mmHg

Base Excess

-8.1-1.9 mmol/L

HCO3

16-24 mmol/L

 

 

Use:

 

1)     Evaluate oxygen and metabolic parameters

2)     Monitor oxygen therapy.

Base Excess: Positive values indicate a relative deficit of noncarbonic acids; negative values (base deficit) indicate a relative excess of non-carbonic acids.

 



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