A patient with anemia is found to have a low level of soluble transferrin receptor (sTfR). What does this indicate?

A Iron deficiency anemia
B Anemia of chronic disease ✓
C Increased erythropoietic activity
D Hemolytic anemia

Explanation

A low level of soluble transferrin receptor (sTfR) is indicative of anemia of chronic disease, as it reflects a decrease in erythropoietic activity.

Source

Clinical hematology textbook
Hematology Hematology: Anemia Hematology: Anemia Hard MEDICAL Confidence: medium