CKD-EPI 2021 MDRD Cockcroft-Gault KDIGO 2024

eGFR
Calculator.

Clinical-grade kidney function estimation for nephrologists, renal dietitians and internists. CKD-EPI 2021 race-free equation · KDIGO staging and risk heatmap · Dietary prescription by stage · Serial trend tracker.

🏥 Clinical Grade 📊 KDIGO Heatmap 📈 Trend Tracking 🥗 Renal Dietary Rx
CKD-EPI 2021 · Race-Free
MDRD · Cockcroft-Gault · CysC
KDIGO 2024 GxA Risk Grid
Renal Dietary Rx · Drug Flags

Patient Parameters

Enter lab values to calculate eGFR & CKD stage

Rx
CKD-EPI 2021 (Race-Free): Current NEJM and KDIGO standard. Replaces 2009 equation. More accurate across GFR range 15-90 mL/min/1.73m2.
1 Core Parameters
yrs
kg
cm
2 Serum Creatinine *
mg/dL
mg/dL
3 Albuminuria / Proteinuria (for KDIGO risk staging)
mg/g
4 Additional Labs (for Cystatin C equation, CKD-MBD and dietary Rx)
mg/L
mEq/L
mg/dL
mEq/L
g/dL
mg/dL
g/dL
mg/dL
mEq/L
pg/mL
5 Clinical Context (affects dietary Rx and alerts)

CKD-EPI 2021 (Inker, NEJM) · KDIGO 2024 · ESPEN 2021 · KDIGO Nutrition 2012

eGFR: CKD-EPI 2021
—
mL/min/1.73 m²
G5 G4 G3 G2 G1
ENTER LABS
Complete the form to calculate
CKD-EPI 2021
—
MDRD-4
—
CrCl (CG)
—
CysC
—
K⁺ —
PO₄ —
HCO₃ —
Hb —
eGFR Trend Log
No readings logged yet

CLINICAL FEATURES

🧪
3 EquationsCKD-EPI 2021 · MDRD · Cockcroft-Gault side-by-side
🎯
KDIGO Risk HeatmapGFR × Albuminuria full colour grid
🥗
Renal Dietary RxProtein · K · P · Na · fluid by CKD stage
💊
Drug Dosing FlagsNephrotoxic drugs & dose adjustments by eGFR
📈
eGFR Trend TrackerSerial readings · slope · ESRD projection
🏥
Referral CriteriaKDIGO nephrology referral decision support

FOR CLINICIANS

Renal Dietitian
Consultation

Expert renal dietary counselling: personalised CKD diet plan, phosphate binder timing, potassium management, and protein prescription by stage.

Refer a Patient →

BASED ON

Inker 2021 (NEJM)CKD-EPI race-free equation
KDIGO 2024CKD staging & risk classification
ESPEN 2021Nutritional guidance in CKD
KDIGO Nutrition 2012Dietary recommendations by stage
NIN-ICMR 2024Indian dietary reference values

TRY ALSO

💪
Protein Calculatorg/kg targets · LBM mode · ISSN 2017
 📊
GL CalculatorDiabetic · PCOS · Meal GL
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Macro CalculatorTDEE · 12 diet types · cycling

⚕️ For clinical decision support only; not a substitute for clinical judgement. eGFR equations are validated for stable creatinine in adults ≥18 years; not valid in AKI, muscle wasting, pregnancy, or extremes of body size. CKD-EPI 2021 is preferred over MDRD for reporting; Cockcroft-Gault is preferred for drug dosing. All dietary recommendations should be individualised. KDIGO 2024 · ESPEN 2021 · Inker et al. NEJM 2021.