Anion Gap

 

Input
 

Na		mEq/L mmol/L
Cl		mEq/L mmol/L
HCO3		mEq/L mmol/L

 
Result
 
Important: Inputs must be complete to perform calculation.

 

Anion Gap		mEq/L meq/L mmol/L
Decimal Precision   0 1 2 3

 

 

 
Equations used
 

Anion Gap = Na - (Cl + HCO3)

 

 

References

1. Wrenn K. The delta (delta) gap: an approach to mixed acid-base disorders. Ann Emerg Med. 1990 Nov;19(11):1310-3.
2. Breyer JA. Acid base course material. 6th National Critical Care Medicine Review Course.