What is the primary cause of anemia in patients with chronic kidney disease?

A Iron deficiency
B Vitamin B12 deficiency
C Erythropoietin deficiency ✓
D Folate deficiency

Explanation

Chronic kidney disease leads to a decrease in erythropoietin production, which is essential for red blood cell production.

Source

Harrison's Principles of Internal Medicine
Hematology Hematology: Anemia Hematology: Anemia Medium MEDICAL Confidence: high