贫血的定义和程度 Definition of anemi a and degree Definition 血液单位容积内的红血球及/或血色素减少, 低于正常值.H6月-6岁<11g,6-14岁 <12g 贫血的分类( classification Cause Degree Morpho logy贫血的定义和程度 Definition of anemia and degree • Definition –血液单位容积内的红血球及/或血色素减少, 低于正常值. Hb 6月-6岁<11g,6-14岁 <12g • 贫血的分类(classification) –Cause –Degree –Morphology