This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Haematology, Subject name: Medicine
[{'content': 'Seen in chronic inflammatory anemia is - \nSelect and explain. \nA. Serum iron |S. ferritin |and transferrin |, B. Serum iron |S. ferritin |and transferrin |, C. Serum iron | S. ferritin | and transferrin |, D. Serum iron |S. ferritin | and transferrin |', 'role': 'user'}, {'content': 'Answer: A \nExplanation: <p>In chronic inflammatory anemia, defect in transfer of iron from macrophages to developing erythroid cells in the marrow leads to reduced availability of iron for haem synthesis despite adequate iron stores,elevating serum ferritin levels.Serum iron is characteristically reduced in this type of anemias while TIBC is low to normal.</p><p>Reference :Harsh mohan textbook of pathology sixth edition pg no 302.</p>', 'role': 'assistant'}]