Anemia, Sideroblastic, 3, Pyridoxine-Refractory, also known as adult-onset autosomal recessive sideroblastic anemia, is related to myopathy, lactic acidosis, and sideroblastic anemia 3 and autosomal recessive pyridoxine-refractory sideroblastic anemia 3. An important gene associated with Anemia, Sideroblastic, 3, Pyridoxine-Refractory is GLRX5 (Glutaredoxin 5). Affiliated tissues include bone marrow and bone, and related phenotypes are cirrhosis and splenomegaly