甲(进修医生):上次提到再障要和难治性贫血鉴别,难治性贫血是一独立的疾病吗? 教师:难治性贫血又称铁粒幼细胞性贫血(sideroblastic anemia,简称SA)。其命名前者是以治疗效果为基础,后者则以骨髓中有大量铁粒幼细胞为主要特征。引起SA的原因很多,临床诊断时应冠以 A (training physician): The last mentioned aplastic anemia and refractory anemia identification, refractory anemia is an independent disease? Teacher: refractory anemia, also known as sideroblastic anemia (sideroblastic anemia, referred to as SA). Its former name is based on the therapeutic effect, while the latter is characterized by a large number of myeloid cells in the bone marrow. SA caused by many reasons, clinical diagnosis should be crowned