1、Ding ZhouzhiDepartment of Pediatrics Bengbu Medical CollegeCBCBlood Routine Red Blood CellRBCHemoglubinHbRed blood cell indices:MCV,MCH,MCHCHematocritHCT ReticulocyteRet White Blood CellWBC, leukocyte White blood cell types WBC differential Neutrophils, Lymphocytes, Monocytes, Eosinophils, and Basop
2、hils Platelet (thrombocyte) PLT, BPCMean platelet volume MPVDate 2儿科学教研室儿科学教研室 .临床实践教学临床实践教学Why It Is Done Find the cause of symptoms such as fatigue, weakness, fever, bruising, or weight loss. Check for anemia. See how much blood has been lost if there is bleeding. Diagnose polycythemia or Check fo
3、r an infection. Diagnose diseases of the blood, such as leukemia. Check how the body is dealing with some types of drug or radiation treatment. Check how abnormal bleeding is affecting the blood cells and counts. Screen for high and low values before a surgery. See if there are too many or too few o
4、f certain types of cells. This may help find other conditions, such as too many eosinophils may mean an allergy or asthma is present.Date 3儿科学教研室儿科学教研室 .临床实践教学临床实践教学RBC & Hb 正常值随着年龄的变化而变化。* 4Red blood cell (RBC) count Men 4.55.5 million RBCs /mcL or 4.55.51012/LWomen 4.05.0 million RBCs/mcL or 4.05.
5、01012/LChildren 3.86.0 million RBCs/mcL or 3.86.01012/LNewborn 4.16.1 million RBCs/mcL or 4.16.11012/LDate 儿科学教研室儿科学教研室 .临床实践教学临床实践教学RBC & Hb 正常值随着年龄的变化而变化。*Hematocrit (HCT) Men 42%52% or 0.420.52 volume fraction Women 36%48% or 0.360.48 volume fraction Children 29%59% or 0.290.59 volume fraction Ne
6、wborn 44%64% or 0.440.64 volume fraction Date 5儿科学教研室儿科学教研室 .临床实践教学临床实践教学RBC & Hb* 6Hemoglobin (Hgb) Men 1417.4 grams per deciliter (g/dL) or140174 grams per liter (g/L) Women 1216 g/dL or 120160 g/L Children 9.520.5 g/dL or 95205 g/L Newborn 14.524.5 g/dL or 145245 g/L Date 儿科学教研室儿科学教研室 .临床实践教学临床实践
7、教学* 7生后红细胞计数变化生后红细胞计数变化Date 儿科学教研室儿科学教研室 .临床实践教学临床实践教学* 8生后生后 Hb的变化的变化The change of the level of postnatal hemoglobin回目录 2Date 儿科学教研室儿科学教研室 .临床实践教学临床实践教学红细胞增多症红细胞增多症 红细胞数目、血红蛋白、红细胞压积和血液总容量显著地超过正常水平。 新生儿期 RBC7.0109/L， Hb220g/L。儿童时期RBC5.0109/L， Hb180g/L(16g/dl)，红细胞压积大于 55%和每公斤体重红细胞容量绝对值超过 35ml，排除因急性脱水
8、或烧伤等所致的血液浓缩而发生的相对性红细胞增多，即可诊断。 原发性的即真性红细胞增多症 继发性的主要是由组织缺氧所引起的。* 9Date 儿科学教研室儿科学教研室 .临床实践教学临床实践教学* 10最低标准最低标准 Hb minimum standard in normal children年 龄 Neonate 14m 46m 6m59m511y 1214yHb最低 值(g/L)HCT145*90#100#1100.33*1150.34*1200.36* - WHO标准 (1972)# - 联合国儿童基金会标准 (1986)*- 国内标准 (1989)(海拔每 1000米，相应诊断标准中 Hb4%)Date 儿科学教研室儿科学教研室 .临床实践教学临床实践教学
