reasons for decreased anion gap: The Good, the Bad, and the Ugly

https://anion-gap-chart421.talesignal.com/posts/understanding-delta-gap-with-an-anion-gap-calculator

Use our anion gap calculator for blood electrolytes to rapidly evaluate acid-base balance with sodium, chloride, and bicarbonate values. Get rapid, accurate results for metabolic acidosis, electrolyte abnormalities, and routine medical decision support.