Anemia, Congenital Dyserythropoietic, Type Iiib, Autosomal Recessive, is also known as cdan3b. An important gene associated with Anemia, Congenital Dyserythropoietic, Type Iiib, Autosomal Recessive is RACGAP1 (Rac GTPase Activating Protein 1). Affiliated tissues include bone marrow and bone, and related phenotypes are macrocytic anemia and macrocytic dyserythropoietic anemia