label: Congenital Dyserythropoietic Anemia
label_lc: congenital dyserythropoietic anemia
description: A rare group of disorders that result in anemia that is caused by ineffective erythropoiesis, which is associated with multinuclear erythroblasts, and which may present in childhood. The most common mutations are in the CDAN1 and SEC23B genes.