Anion Gap

 

Input
 

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

 
Result
 

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

 

   
 
Include literature references: Yes   No

 

 
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. PubMed ID: 2240729
2. Breyer JA. Acid base course material. 6th National Critical Care Medicine Review Course.

 

Associated Medical Subject Headings [MeSH]
 

Acid-Base Equilibrium, Acid-Base Imbalance, Adult, Bicarbonates, Diagnosis, Differential, Female, Humans, Male, Mathematics, Middle Aged, Osmolar Concentration

 

Associated Logical Observation Identifiers Names and Codes [LOINC]
 

Parameter	LOINC's and Suggested Units
Na	2951-2 : mmol/L      2947-0 : mEq/L      32340-2 : mEq/L      39791-9 : mEq/L
Cl	2075-0 : mEq/L      2069-3 : mEq/L      41649-5 : mEq/L      32307-1 : mEq/L
HCO3	2028-9 : mmol/L      1959-6 : mEq/L      1960-4 : mEq/L      14627-4 : mEq/L      1961-2 : mEq/L      22735-5 : mEq/L      1963-8 : mEq/L
AG	10466-1 : mEq/L      33037-3 : mEq/L

 
This material contains content from LOINC® (http://loinc.org). The LOINC table, LOINC codes, and LOINC panels and forms file are copyright © 1995-2014, Regenstrief Institute, Inc. and the Logical Observation Identifiers Names and Codes (LOINC) Committee and available at no cost under the license at http://loinc.org/terms-of-use.