The blemish of clew marrow can do a cell through embedded and normal marrow and correctional, accordingly, dry cell is lacked or blemish is the cause with this kind of the commonnest anaemia.

• 提示骨髓的缺陷能够通过植入正常骨髓干细胞而矫正，因此，干细胞缺乏或缺陷是这种贫血最常见的原因。