Serum Anion Gap & Delta GapHealth

Serum Anion Gap, Albumin-Corrected AG & Delta Gap Ratio Clinical Calculator

Calculate the Serum Anion Gap (mEq/L), Albumin-Corrected Anion Gap (Figge formula), and Delta Ratio to differentiate High Anion Gap Metabolic Acidosis (HAGMA vs NAGMA, DKA, lactic acidosis) in intensive care.

Calculated Result

Albumin-Corrected Anion Gap

14mEq/L

Calculator Inputs

mEq/L
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mEq/L
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mEq/L
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g/dL
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Albumin-Corrected Anion Gap

14mEq/L

Raw Uncorrected Anion Gap

14 mEq/L

Delta Gap / Delta Ratio

2 ratio

Serum Electrolytes & Anion Gap Distribution

Serum Sodium
140 mEq/L(50%)
Serum Chloride
102 mEq/L(36%)
Serum Bicarbonate
24 mEq/L(9%)
Final Corrected Anion Gap
14 mEq/L(5%)

Clinical critical care utility. Blood gas and electrolyte interpretation should be evaluated in clinical context by a licensed physician.

This tool is a mathematical wellness and fitness estimation model for general educational guidance only. The results do not constitute medical diagnosis, clinical advice, or treatment plans. Always consult a qualified physician or certified dietitian before starting any dietary regimen, exercise program, or making health decisions.

Calculation Methodology

Serum Anion Gap = Sodium - (Chloride + Bicarbonate HCO3). Albumin-Corrected AG = Anion Gap + 2.5 * (4.0 - Serum Albumin in g/dL). Delta Ratio = (Anion Gap - 12) / (24 - HCO3).

Frequently Asked Questions

A normal anion gap is 8 to 12 mEq/L (or mmol/L). Values > 12 mEq/L indicate increased unmeasured organic acids (e.g. lactate, ketoacids, toxins).

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