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

Crystal Killian

Reviewed Date

3/18/2021

Supplemental