Renal calculators

Kidney function estimation and urinary indices.

CKD-EPI Creatinine Clearance Calculator

Estimate glomerular filtration rate (eGFR) using the 2021 CKD-EPI creatinine equation.

Cockcroft-Gault Creatinine Clearance Calculator

Estimate creatinine clearance using the Cockcroft-Gault formula.

MDRD GFR Calculator

Estimate glomerular filtration rate using the 4-variable MDRD equation.

Fractional Excretion of Sodium (FENa)

Differentiate prerenal from intrinsic acute kidney injury using FENa.

Fractional Excretion of Urea (FEUrea)

FEUrea for AKI workup in patients on diuretics where FENa is unreliable.

Urine Protein-to-Creatinine Ratio (UPCR)

Calculate UPCR from a single urine sample to estimate 24-hour protein excretion.

Bicarbonate Deficit Calculator

Calculate bicarbonate replacement dose for severe metabolic acidosis.