Medicine The signs and symptoms of CRF are seen from what stage of renal deterioration – A GFR-90ml/min/1.73m2 B GFR-70ml/min/1.73m2 C GFR-45ml/min/1.73m2 D GFR-80ml/min/1.73m2 💡 Explanation The signs and symptoms of CRF are seen from what stage of renal deterioration - ✓ Correct Answer: C. GFR-45ml/min/1.73m2