<unk> ype I is characterized by moderate to severe anemia. It is usually diagnosed in childhood or adolescence, although in some cases, the condition can be detected before birth.
Congenital dyserythropoietic anemia type I
Diamond–Blackfan anemia
Congenital hypoplastic anemia
Paroxysmal nocturnal hemoglobinuria
Hereditary spherocytosis
Beta thalassemia
Twin anemia-polycythemia sequence
Hereditary elliptocytosis