<prompt> Which of the following disorders mimic each otherIron deficiency anemia and sickle cell anemiaSickle cell anemia and ThalassemiaThalassemia and Iron deficiency anemiaIron deficiency anemia and vitamin B12 deficiency anemia.  <response>: Both present with microcytic hypochromic anemia.Mentzer index is used to diffeentiate between the two. It is less than 13 in Thalassemia. MCV RBC Count. 