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贫血是指人体外周血红细胞容量减少,低于正常范围下限的一种常见临床症状。基于不同的临床特点,贫血有不同的分类,如按红细胞(RBC)形态分为:大细胞性贫血、正常细胞性贫血和小细胞低色素性贫血;按血红蛋白(HGB)浓度分为:轻度、中度、重度、极重度贫血等。大细胞性贫血主要有巨幼红细胞性贫血、溶血性贫血、骨髓增生异常综合征;小细胞低色素性贫血主要为缺铁性贫血;正常细胞性贫血主要包括再生障碍性贫血,骨髓病性贫血,失血性贫血等。按HGB浓
Anemia refers to the body’s peripheral blood red blood cell capacity decreased below the lower limit of the normal range of a common clinical symptoms. Based on different clinical features, anemia has different categories, such as red blood cell (RBC) morphology is divided into: large cell anemia, normal cell anemia and small cell hypochromic anemia; hemoglobin (HGB) concentration is divided into: mild , Moderate, severe, very severe anemia. Major cell anemia are megaloblastic anemia, hemolytic anemia, myelodysplastic syndrome; small cell hypochromic anemia is mainly iron deficiency anemia; normal cell anemia, including aplastic anemia, myeloid anemia , Hemorrhagic anemia and so on. Press HGB thick