Pediatrics The earliest indicator of response after staing iron in a 6 year old girl with iron deficiency is: A Increased reticulocyte count B Increased hemoglobin C Increased ferritin D Increased serum iron 💡 Explanation The earliest indicator of response after staing iron in a 6 year old girl with iron deficiency is: ✓ Correct Answer: A. Increased reticulocyte count