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Clinical
Calculate the transtubular potassium gradient to evaluate renal potassium handling in hypo/hyperkalemia.
Formula
TTKG = (Urine K ÷ Serum K) ÷ (Urine Osm ÷ Serum Osm)
Inputs
Clinical
Calculate the anion gap and albumin-corrected anion gap to help evaluate metabolic acidosis. Essential for the ER and ICU workup.
Formula
AG = Na⁺ − (Cl⁻ + HCO₃⁻); Corrected AG = AG + 2.5 × (4.0 − Albumin)
Inputs