A patient with anemia is found to have an elevated level of serum erythropoietin. Which of the following conditions is most likely responsible for this finding?

A Polycythemia vera
B Chronic kidney disease
C Hypoxia-induced anemia ✓
D Aplastic anemia

Explanation

Elevated serum erythropoietin levels are typically seen in response to hypoxia, which stimulates erythropoiesis to increase red blood cell production.

Source

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