Nephrology and acid-base tools
Renal function, fluid, electrolyte, and acid-base math with the primary citation under every result. eGFR under the 2021 race-free CKD-EPI equation, Cockcroft-Gault, FeNa and FeUrea, KDIGO AKI staging, anion gap (with delta-delta and corrected variants), osmolal gap, SAAG, Winters formula, ABG interpretation, maintenance fluids, sodium correction with the free-water deficit, corrected calcium and sodium.
24 tools in this topic, all free, all in your browser.
Tools in this topic
- Estimated GFR (CKD-EPI 2021)
- eGFR Suite (CKD-EPI 2021 / MDRD / CG)
- CKD-EPI 2021 Cystatin-C eGFR (race-free)
- Cockcroft-Gault Creatinine Clearance
- FENa / FEUrea
- KDIGO AKI Staging
- KDIGO CKD Staging (G×A risk)
- Urine Albumin/Protein-to-Creatinine Ratio
- Dialysis Adequacy (URR + Kt/V)
- Mehran Contrast-Induced Nephropathy Risk
- Anion Gap
- Albumin-Corrected Anion Gap (Figge)
- Anion Gap & Delta-Delta
- Osmolal Gap
- SAAG (Serum-Ascites Albumin Gradient)
- Winters Formula (expected PaCO2)
- ABG Interpretation Walkthrough
- Sodium Correction Rate Planner (Adrogue-Madias)
- Free Water Deficit Calculator
- Corrected Sodium for Hyperglycemia
- Corrected Calcium for Albumin
- Corrected Calcium / Sodium Suite
- Maintenance Fluids (4-2-1)
- Iron Deficit Calculator (Ganzoni)