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Kidney Failure Risk

8-Variable Kidney Failure Risk Equation

Predict 2- and 5-year ESRD risk

4-Variable Kidney Failure Risk Equation

Predict 2- and 5-year ESRD risk

eGFR

4-Variable Modification of Diet in Renal Disease (MDRD)

Estimate GFR from serum creatinine

6-Variable Modification of Diet in Renal Disease (MDRD)

Estimate GFR from serum creatinine

CKD-EPI Creatinine

Estimate GFR from serum creatinine

CKD-EPI Cystatin C

Estimate eGFR from serum Cystatin C

Creatinine Clearance: Based on 24-hour Urine

Calculate measured creatinine clearance from timed urine collection

Creatinine Clearance: Cockcroft-Gault Equation

Estimate creatinine clearance from serum creatinine

Mayo Quadratic

Estimate GFR from serum creatinine

Schwartz Bedside (2009)

Estimate GFR from serum creatinine in children

Schwartz Full Model (2009)

Estimate GFR from serum creatinine in children

Fluids & Electrolytes

Calcium Correction for Hypoalbuminemia

Calculate serum calcium for hypoalbuminemia

Fractional Excretion of Potassium

Calculate fractional excretion of K

Fractional Excretion of Sodium

Calculate fractional excretion of Na

Henderson-Hasselbalch

Calculate serum pH from Henderson-Hasselbalch equation

Osmolal Gap

Calculate serum osmolal gap in patients with metabolic acidosis

Serum Anion Gap

Calculate serum anion gap

Sodium Correction in Hyperglycemia

Calculate serum sodium for hyperglycemia

Total Body Water by Watson

Estimate total body water

Transtubular Potassium Gradient

Calculate TTKG in hyperkalemic patients

Urine Anion Gap

Calculate urine anion gap in patients with metabolic acidosis

Water Deficit in Hypernatremia

Calculate water deficit in hypernatremic patients

Winter's Formula

Predict respiratory compensation in metabolic acidosis

My favorite equations

Kidney Failure Risk

8-Variable Kidney Failure Risk Equation

Predict 2- and 5-year ESRD risk

4-Variable Kidney Failure Risk Equation

Predict 2- and 5-year ESRD risk

eGFR

4-Variable Modification of Diet in Renal Disease (MDRD)

Estimate GFR from serum creatinine

6-Variable Modification of Diet in Renal Disease (MDRD)

Estimate GFR from serum creatinine

CKD-EPI Creatinine

Estimate GFR from serum creatinine

CKD-EPI Cystatin C

Estimate eGFR from serum Cystatin C

Creatinine Clearance: Based on 24-hour Urine

Calculate measured creatinine clearance from timed urine collection

Creatinine Clearance: Cockcroft-Gault Equation

Estimate creatinine clearance from serum creatinine

Mayo Quadratic

Estimate GFR from serum creatinine

Schwartz Bedside (2009)

Estimate GFR from serum creatinine in children

Schwartz Full Model (2009)

Estimate GFR from serum creatinine in children

Fluids & Electrolytes

Calcium Correction for Hypoalbuminemia

Calculate serum calcium for hypoalbuminemia

Fractional Excretion of Potassium

Calculate fractional excretion of K

Fractional Excretion of Sodium

Calculate fractional excretion of Na

Henderson-Hasselbalch

Calculate serum pH from Henderson-Hasselbalch equation

Osmolal Gap

Calculate serum osmolal gap in patients with metabolic acidosis

Serum Anion Gap

Calculate serum anion gap

Sodium Correction in Hyperglycemia

Calculate serum sodium for hyperglycemia

Total Body Water by Watson

Estimate total body water

Transtubular Potassium Gradient

Calculate TTKG in hyperkalemic patients

Urine Anion Gap

Calculate urine anion gap in patients with metabolic acidosis

Water Deficit in Hypernatremia

Calculate water deficit in hypernatremic patients

Winter's Formula

Predict respiratory compensation in metabolic acidosis