Winter's formula

Anion gap calculation

Delta gap calculation

Delta gap values
Interpretation

NAGMA
and K

Low AG
Causes

Respiratory acidosis
Compensation

Respiratory alkalosis
Compensation

Osmolar gap

High osmolar gap
Causes

Alveolar gas equation
At sea level

Alveolar gas equation
Normal values for age

K correction for pH

Ca corrected for pH

HAGMA
Causes

NAGMA
Causes