<prompt> All are true about Iron deficiency of anemia EXCEPTHypochromic microcyticSideroblastsSerum ferritin is a markerAnisocytosis and poikilocytosis  <response>: B. i.e. Sideroblasts 369- 373- Harsh Mohan 5th 435 - Basic pathology 8th Sideroblast are reduced or absent in iron deficiency IRON DEFICIENCY ANEMIA Common cause of nutritional anemia S. ferritin is good indicator of the adequacy of body iron stores Biochemical findings - S. iron levels . TIBC . S. ferritin red cell protoporphyrin , Erythropoietin Microcytic hypochromic - MCV, MCH, MCHC are all reduced. Eg Iron deficiency anemia, sideroblastic anemia thalassaemia, anemia of chronic disorders, Extra medullary hematopoiesis is uncommon Anisocytosis and poikilocytosis, Target cells, elliptical forms and polychromatic cells are often present Thrombosthenin is - contractile protein Hypothalamus is not rich in thromboplastin 