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Published on January 31, 2018

Electrolytes Serum 

SIM

11140 

CPT

80051 

Synonyms

Electrolyte Panel, Lytes 

Specimen Type

Plasma or serum 

Container

3.5 ml Green - Lithium heparin plasma separator
4.0 ml Gold-top serum separator

Collection Instructions

None

Volume

2 ml plasma or serum
Min: 1 ml

Additional Information

None

Patient Preparation

None

Specimen Processing Instructions

 

Transport Requirements

Refrigerated

Specimen Stability

 Room Temperature:  8 hours;    Refrigerated: 48 hours 

Rejection Criteria

•  If not centrifuged within 2 hours of collection.
•  Gross hemolysis

Reference Range

Na - 133-146 mmol/L

K - 3.5-5.2 mmol/L

Cl - 100-111 mmol/L

CO2 - 23.0-32.6 mmol/L

Critical Value

Na - <120 mmol/L; >160 mmol/L;  K - Adult <2.8 mmol/L; >6.5 mmol/L   Newborn <2.5 mmol/L; >6.5 mmol/L;  Cl - none; CO2 - <11 mmol/L;  

Test Includes

Na, K, Cl and CO2 

Methodology

See individual tests 

Testing Frequency

Daily, Monday - Sunday 

 

Reviewed By

Sandy Hammett 

Reviewed Date

1-31-18 

Supplemental

  

Reviewed by Sandy Hammett on January 31, 2018

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