Medicine Dispropoionately increased blood urea levels compared to serum creatinine (urea creatinine ratio 20:1) can be seen in the following except – A Prerenal failure B CCF C Intrinsic renal failure D Hypovolemia 💡 Explanation Dispropoionately increased blood urea levels compared to serum creatinine (urea creatinine ratio 20:1) can be seen in the following except - ✓ Correct Answer: C. Intrinsic renal failure