hematology and oncology
Sideroblastic Anemias
Congenital sideroblastic anemia
Inherited forms of sideroblastic anemia are less common than acquired forms and usually occur in infancy or early childhood. The most common congenital sideroblastic anemia is an X-Linked Dominant form caused by a germline mutation in Numerous other X-linked, autosomal and mitochondrial forms have been identified with mutations in genes involved in heme synthesis or other mitochondrial enzymatic pathways ( General reference ). RBCs are usually microcytic and hypochromic, but this is not always the case. 