Practice question

Answer the question and get instant feedback.

MediumGastroenterologyIron Deficiency Anemia Evaluationus-usmle-step-2us-abimus-usmle-step-3

A 48-year-old man has microcytic anemia (Hgb 10.5 g/dL, MCV 74 fL, ferritin 30 ng/mL, transferrin saturation 12%). He denies overt bleeding. What is the recommended next diagnostic step?

Educational content. Not a substitute for clinical judgement or local policy.