What Does Low eGFR Mean?

Low eGFR means reduced kidney filtering capacity.

Stages

• 60–89: mild decrease (Stage 2)
• 45–59: mild-moderate (Stage 3a)
• 30–44: moderate-severe (Stage 3b)
• 15–29: severe (Stage 4)
• Below 15: kidney failure (Stage 5)

Common Causes

• Diabetes (leading cause)
• Hypertension
• Glomerulonephritis
• Polycystic kidney disease
• NSAIDs

What to Do

• Confirm persistence (3+ months)
• Check urine albumin
• Control blood pressure and glucose
• Nephrology referral for Stage 3b+