KDIGO Staging
CGA Risk Stratification
Stage Manifest
Enter eGFR to determine KDIGO Staging and monitoring protocols.
Verified
Last Review: 2026-07-17
| G1 | ≥ 90 mL/min (Normal/High) |
| G2 | 60–89 mL/min (Mildly decreased) |
| G3a | 45–59 mL/min (Mild-Moderate) |
| G3b | 30–44 mL/min (Moderate-Severe) |
| G4 | 15–29 mL/min (Severely decreased) |
| G5 | < 15 mL/min (Kidney failure) |
| A1 (Normal) | ACR < 30 mg/g (< 3 mg/mmol) |
| A2 (Moderate) | ACR 30–300 mg/g (3–30 mg/mmol) |
| A3 (Severe) | ACR > 300 mg/g (> 30 mg/mmol) |
| Green (Low Risk) | 1x per year |
| Yellow (Moderate Risk) | 1x per year |
| Orange (High Risk) | 2x per year |
| Red (Very High Risk) | 3x to 4x per year |
Kidney Disease: Improving Global Outcomes (KDIGO) • Kidney Int Suppl.. 2013;3(1):1-150. Established the heatmap risk categories based on GFR and Albuminuria.
Inker LA et al. • NEJM. 2021;385:1737-1749. Landmark study replacing the older CKD-EPI 2009 equation to promote equity in nephrology.
Last Comprehensive Review: 2026-07-17
Scanning Medical Journals
No new significant updates or guidelines matching this topic were found today. We will check again soon.
