Which of the following tests is used to diagnose and differentiate between iron deficiency anemia and anemia of chronic disease?

A Serum ferritin
B Serum transferrin
C Transferrin saturation
D All of the above ✓

Explanation

Serum ferritin, serum transferrin, and transferrin saturation are all used to diagnose and differentiate between iron deficiency anemia and anemia of chronic disease.

Source

Wintrobe's Clinical Hematology
Hematology Hematology: Anemia Hematology: Anemia Hard MEDICAL Confidence: high