A.周圍血象呈小細胞低色素性貧血 B.骨髓紅系增生明顯活躍 C.紅細胞滲透脆性減低 D.血紅蛋白電泳分離出HbH及HbBars E.HbF堿變性測定,HbF明顯增高
A.維生素B12<800pg/ml B.維生素B12<400pg/ml C.維生素B12<200pg/ml D.維生素B12<100pg/ml E.維生素B12<50pg/ml