Anion Gap (Urine)
Info
Na (mEq/L)
K (mEq/L)
Cl (mEq/L)
R e s u l t s
Urine Anion Gap (mEq/L)
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Info
Anion Gap (Urine)

Anion Gap =
Na + K - Cl

Anion Gap < 0 indicates
a nonrenal cause for metabolic acidosis

Anion Gap > 0 indicates
a renal cause for metabolic acidosis