Electrolytes, Urea & Creatinine (EUC), Urea & Electrolytes (U&E)

Last updated 30.06.13

 

 

Definition

- Serum based assessment of renal function & effect on electrolytes

  

Features

- Commonly part of baseline blood tests

 

Procedure

- Venepuncture: orange tube

 

Electrolytes

- Sodium

-  Ref. range: 135-145 mmol/L (lab dependant)

-  Hyponatraemia

-  Hypernatraemia

- Potassium

-  Ref. range: 3.8-4.9 mmol/L (lab dependant)

-  Hypokalaemia (< 3.5)

-  Hyperkalaemia (> 5.5)

- Chloride

-  Ref. range: 95-110 mmol/L (lab dependant)

-  Hypochloraemia

-  Hyperchloraemia

- Bicarbonate

-  Ref. range: 22-32 mmol/L (lab dependant)

 

Urea

- Waste product from breakdown of proteins

- Elevation --> uraemia 

 

Creatinine

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References