Anion gap

 

Alternative names, keywords

 

Samples required

Clotted blood (gold cap, 5 mL tube). Smaller tubes are available for paediatric samples.

Test indications

 

Test information

Anion gap = ([Sodium]+[Potassium]) – ([Chloride]+[Bicarbonate])

Reference range

10 - 20 mmol/L

Source: Tietz Textbook of Clinical Chemistry, Second Edition

Turnaround time

One working day

Enquiries

Biochemistry (Automation)